Quiz Topics
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1.1 Physical Quantities and Measurement
Specific Competence: Students will be able to measure basic physical properties like length, how much space something takes up (volume), and time. They will understand that some quantities, called "scalars," only have a size (like mass or temperature), while others, called "vectors," have both a size and a direction (like force or velocity). They will also learn to combine two forces or speeds that act at right angles to each other. Learning Activities: Students will use tools like rulers, measuring cups (cylinders), clocks, and digital timers to take measurements. They will calculate average values for repeated measurements and work out the combined effect of forces or speeds. Expected Standard: Students can accurately measure length, volume, and time. They can correctly identify and explain the difference between scalar and vector quantities. They can calculate the total effect of two forces or speeds acting at 90-degree angles to each other.
2.1.1 Work, Energy, and Power
Specific Competence: Students will be able to build a system that uses the ideas of work, energy, and power. Learning Activities: Students will build systems that make the most of mechanical energy, like a pendulum or a ramp. They will figure out how much work a force does on something. They will do experiments to see how force and movement are linked. They will measure and calculate mechanical energy (movement energy and stored energy). They will show that energy stays the same in mechanical systems. They will look at machines that use less energy, like cranes. They will calculate how well energy changes from one form to another. They will solve math problems about power in mechanical systems. Expected Standard: Students will correctly build a system that uses work, energy, and power.
1.1 Laboratory Skills and Safety
Specific Competence: Practice laboratory safety rules, practice waste management principles, use apparatus in Physics. Learning Activities: Working safely in the lab, properly disposing of waste, and using physics equipment correctly. Expected Standard: Following safety rules, managing waste, and using equipment well.
1.2 Motion
Specific Competence: Students will define speed (how fast something moves), velocity (speed in a specific direction), and acceleration (how quickly speed or direction changes). They will learn to draw and understand graphs that show how distance changes over time or how speed changes over time. These graphs will help them describe if an object is still, moving steadily, speeding up, or slowing down. They will also understand that objects falling freely near Earth speed up at a constant rate, and how air resistance affects falling objects, causing them to reach a steady maximum speed (terminal velocity). Learning Activities: Students will use simple equations to calculate speed, velocity, and acceleration. They will draw and interpret graphs that show motion. They will discuss and explain how objects fall, considering the effect of air resistance. Expected Standard: Students can correctly calculate and describe different types of motion. They can create and understand motion graphs to find an object's speed, distance, and how fast it is accelerating or decelerating. They can also explain the concept of free fall and terminal velocity.
2.1.2 Linear Momentum
Specific Competence: Students will be able to use the idea of linear momentum in daily life. Learning Activities: Students will explore momentum in real-life situations, like in sports, transport, accidents, and car safety. They will understand what momentum is. They will solve math problems about momentum. They will show that momentum stays the same when things crash (both bouncy and sticky crashes). They will explain what happens when someone drives too fast. Expected Standard: Students will correctly use the idea of linear momentum in real life.
1.2 Fundamental Physics Concepts and Applications
Specific Competence: Demonstrate curiosity and inquiry in exploring fundamental concepts, relate concepts of Physics to everyday life. Learning Activities: Exploring basic physics ideas and connecting physics to daily experiences. Expected Standard: Showing curiosity about physics and understanding how it applies to the real world.
1.3 Mass and Weight
Specific Competence: Students will define mass as the amount of "stuff" an object contains. They will define weight as the force of gravity pulling on that mass. They will understand that gravitational field strength is the force of gravity per unit of mass, and that it's the same as the acceleration of free fall. They will also know how to use a balance to compare masses or weights. Learning Activities: Students will use the formula Weight = mass × gravitational field strength to solve problems. They will describe how to use measuring scales (balances) to compare how heavy different objects are. Expected Standard: Students can clearly tell the difference between mass and weight. They can calculate one if they know the other and the gravitational field strength. They can also explain how balances are used to compare objects.
2.1 Basic Principles of Scientific Investigations
Specific Competence: Apply principles of scientific investigations. Learning Activities: Using scientific methods to study things. Expected Standard: Being able to conduct simple scientific studies.
2.1.3 Simple Machines
Specific Competence: Students will be able to build simple machines to fix problems in daily life. Learning Activities: Students will build simple machines like levers, pulleys, wedges, screws, wheels and axles, and gears. They will show how simple machines are used. They will find out the Mechanical Advantage (how much a machine multiplies force) and Velocity Ratio (how much faster the effort moves than the load). They will learn and use the formula to calculate how well simple machines work. Expected Standard: Students will build and use simple machines well.
1.4 Density
Specific Competence: Students will define density as how much mass is packed into a certain space (volume). They will learn how to measure the density of liquids, solid objects with regular shapes (like a cube), and solid objects with irregular shapes (like a rock) by seeing how much water they push aside. They will also be able to predict if an object or liquid will float or sink based on its density compared to the liquid it's in. Learning Activities: Students will use the formula density = mass / volume to solve problems. They will describe practical ways to find the density of different materials, including using water displacement (how much water an object pushes out of the way) for irregularly shaped solids. Expected Standard: Students can calculate density, describe and perform experiments to find the density of various materials, and use density values to explain why objects float or sink.
2.2 Physical Quantities
Specific Competence: Classify physical quantities as basic and derived. Learning Activities: Identifying and sorting different types of measurements (like length, mass, speed). Expected Standard: Knowing the difference between fundamental measurements and ones made from them.
2.1.4 Pressure
Specific Competence: Students will be able to use the ideas of pressure to solve problems in daily life. Learning Activities: Students will explain what pressure is and its units. They will learn how force and area are linked to pressure. They will measure pressure using tools like a manometer and barometer. They will learn Pascal’s Law (P = ρgh), which helps calculate pressure in liquids. They will calculate pressure in liquids and gases. They will find out what changes pressure, like how thick a liquid is, its depth, and gravity. They will do experiments on things floating and the upward push of water (Archimedes’ principle). They will build models that use pressure, like a hydraulic press, a car jack, or a barometer. Expected Standard: Students will correctly use pressure ideas to solve problems.
1.5 Forces, Turning Effects, and Stability
Specific Competence: Students will understand that forces can change an object's size, shape, speed, or direction. They will learn about different types of forces, including friction (a force that slows things down when surfaces rub together or when an object moves through air or liquid). They will know how to combine forces acting in the same straight line. They will also understand the "turning effect" of a force (called a moment) and how it causes objects to rotate. They will learn about the center of gravity, which is the average position of all the mass in an object, and how its position affects how stable an object is (how likely it is to tip over). Learning Activities: Students will describe experiments that show how forces affect materials (e.g., stretching a spring). They will calculate the total effect of multiple forces and the turning effect of forces. They will describe how to find the center of gravity of an object and apply the "principle of moments" (where turning effects balance out) to solve problems about balance. Expected Standard: Students can explain how forces change objects, calculate the combined effect of forces and their turning effects, and describe friction. They can define and find the center of gravity of an object, and explain how its position affects stability. They can also interpret graphs showing how materials stretch and apply the principle of moments to different situations.
2.3 Precision and Accuracy in Measurement
Specific Competence: Demonstrate precision and accuracy in measurements. Learning Activities: Making careful and correct measurements. Expected Standard: Measuring things precisely (close values) and accurately (close to the true value).
2.2.1 Simple Kinetic Theory of Matter
Specific Competence: Students will be able to explain how the kinetic theory has led to new technologies. Learning Activities: Students will explain the kinetic theory and how matter is made of tiny moving particles. They will show Brownian motion (random movement of particles), diffusion (spreading out), and evaporation (turning into gas). They will create new ideas based on kinetic theory, like a gas leak detector, something that stops heat transfer (insulator), or a fridge. Expected Standard: Students will correctly explain how the kinetic theory affects new inventions.
1.6 Momentum
Specific Competence: Students should be able to define momentum (the 'quantity of motion' an object has, calculated from its mass and speed) and impulse (the change in momentum caused by a force acting for a specific time). They should be able to apply the principle that the total momentum of a system stays the same, and define resultant force as the rate at which an object's momentum changes. Learning Activities: Students will learn to calculate momentum using an object's mass and velocity. They will calculate impulse using the force applied and the duration of that force. They will solve simple problems, for example, involving objects colliding or moving apart, by applying the rule that total momentum before an event equals total momentum after. They will also use the formula to find the force when momentum changes. Expected Standard: Students will recall and correctly use the equations: momentum (p) = mass (m) × velocity (v); impulse = force (F) × time (∆t) = change in momentum (∆(mv)); and resultant force (F) = change in momentum (∆p) / change in time (∆t). They will apply the principle of conservation of momentum to solve straightforward problems in a single direction.
2.2.2 Measurement of Temperature
Specific Competence: Students will be able to measure temperature using the right tools. Learning Activities: Students will use different types of thermometers, like liquid thermometers, thermocouples, and infrared thermometers. They will find the boiling and melting points of substances. They will do experiments to see how pressure and dirt affect boiling and melting points. They will set up thermometers to give correct readings. They will look at how things like size, heaviness, and electrical resistance change with temperature. They will compare alcohol and mercury thermometers. They will link the Celsius and Kelvin temperature scales. Expected Standard: Students will accurately measure temperature using the correct tools.
2.4 Equilibrium (General Physics)
Specific Competence: Apply equilibrium concepts to design systems for solving problems. Learning Activities: Using ideas about balanced forces to create solutions for problems. Expected Standard: Designing systems that are stable and balanced.
1.7 Energy, Work and Power
Specific Competence: Students should understand the different ways energy can be stored (like energy of movement, energy due to height, or chemical energy). They should describe how energy moves between these stores and know that energy cannot be created or destroyed, only transferred. Students should also understand what work is (energy transferred by a force), how power is related to work and energy, and how to use various energy sources efficiently. Learning Activities: Students will identify and describe different forms of energy, such as kinetic (movement), gravitational potential (height), chemical, and thermal. They will describe examples of energy moving from one form to another (e.g., a falling object, an electric current heating something). They will calculate the energy of moving objects and objects at a certain height. Students will learn about how useful energy or electricity can be generated from sources like fossil fuels, solar, wind, and water, discussing their advantages and disadvantages (e.g., if they run out, how available they are, their environmental effects). They will also calculate the work done by a force and the power used by a device. Expected Standard: Students will state that energy can be stored as kinetic, gravitational potential, chemical, elastic, nuclear, electrostatic, and internal (thermal). They will describe energy transfers by forces (mechanical work), electrical currents (electrical work), heating, and waves. They will know and apply the principle of conservation of energy, including interpreting energy flow diagrams. They will recall and use the equations for kinetic energy (Ek = ½mv²) and gravitational potential energy (∆Ep = mg∆h). They will understand that mechanical or electrical work done equals energy transferred, and use the equation W = Fd = ∆E. They will describe how useful energy is obtained from various resources (e.g., fossil fuels, biofuels, water, geothermal, nuclear, solar) and compare their renewability, availability, reliability, scale, and environmental impact. They will understand and calculate efficiency using equations like (useful energy output / total energy input) × 100% or (useful power output / total power input) × 100%. They will define power as work done per unit time or energy transferred per unit time, and use P = W/t or P = ∆E/t.
3.1 The Universe (Elementary Astronomy)
Specific Competence: Construct astronomical models to demonstrate conceptual understanding. Learning Activities: Building models (like a solar system model) to show understanding of space. Expected Standard: Creating models that explain ideas about the universe.
2.2.3 Expansion of Solids, Liquids and Gases
Specific Competence: Students will be able to show how solids, liquids, and gases get bigger. Learning Activities: Students will show how different forms of matter get bigger when heated (including water, which acts strangely when it gets cold). They will show that different materials expand at different rates. They will use gas laws (Boyle’s, Charles’, Gay-Lussac’s, and the Ideal Gas Law) to understand how gases behave. Expected Standard: Students will correctly show expansion using experiments.
1.8 Pressure
Specific Competence: Students should be able to define pressure as force spread over an area, calculate it, explain how pressure changes with different forces and areas, and describe how pressure changes in liquids based on depth and density. Learning Activities: Students will define pressure using the concept of force acting on a surface. They will use the formula to calculate pressure in various situations. They will describe how pressure affects everyday examples, such as why a sharp knife cuts easily or why snowshoes help you walk on snow. They will also describe, without needing exact numbers, how the pressure beneath the surface of a liquid increases as you go deeper and how it depends on how dense (heavy for its size) the liquid is. Expected Standard: Students will recall and use the equation pressure (p) = force (F) / area (A). They will describe how pressure varies with force and area using everyday examples. They will describe, in a general way, how the pressure beneath a liquid's surface changes with its depth and density. They will also recall and use the equation for the change in pressure beneath a liquid's surface: ∆p = liquid density (ρ) × gravitational field strength (g) × change in height (∆h).
2.2.4 Internal Combustion Engine
Specific Competence: Students will be able to show how internal combustion engines work. Learning Activities: Students will name different kinds of engines, like those that use sparks, compression, or a spinning design. They will build a model of a four-stroke engine. They will compare how well diesel engines work compared to petrol engines. They will learn about hybrid engines and new engine technologies. Expected Standard: Students will accurately show how engines work.
4.1 Structure and Composition of the Earth
Specific Competence: Demonstrate understanding of the Earth. Learning Activities: Learning about the layers and materials that make up the Earth. Expected Standard: Explaining how the Earth is built and what it is made of.
2.1 Kinetic Particle Model of Matter
Specific Competence: Students should understand the basic characteristics of solids, liquids, and gases. They should be able to describe how particles (atoms or molecules) are arranged and move in each state, and how this motion is related to temperature and the pressure of gases. They should also understand the absolute temperature scale (Kelvin). Learning Activities: Students will identify the properties that make solids, liquids, and gases different. They will describe, using simple diagrams, how particles are packed and move in each state. They will explain that as temperature increases, particles move faster and have more kinetic energy. They will understand that the pressure of a gas comes from its particles hitting the container walls. Students will learn about Brownian motion (the random movement of tiny particles in a fluid) as evidence that liquids and gases are made of constantly moving particles. They will practice converting temperatures between degrees Celsius and Kelvin. Expected Standard: Students will know the distinguishing properties of solids, liquids, and gases and the terms for changes between these states. They will describe the particle structure of these states in terms of arrangement, separation, and motion, and represent them with diagrams. They will describe the relationship between particle motion and temperature, including absolute zero (-273°C) where particles have the least kinetic energy. They will describe gas pressure in terms of particle collisions. They will describe and explain Brownian motion as evidence for the kinetic particle model. They will convert temperatures using the equation T (in K) = θ (in °C) + 273. They will qualitatively describe the effect of temperature and volume changes on gas pressure and recall and use the equation pV = constant for a fixed mass of gas at constant temperature, including its graphical representation.
2.2.5 Heat Transfer
Specific Competence: Students will be able to use the ideas of how heat moves. Learning Activities: Students will show conduction (heat moving through touch), convection (heat moving through liquids or gases), and radiation (heat moving through waves). They will apply these ideas to daily life, like how flasks keep drinks hot or cold, how fridges work, car radiators, breezes, and heating elements. They will show which materials let heat pass through easily (good conductors) and which do not (bad conductors), and which materials soak up heat well. They will show the greenhouse effect. Expected Standard: Students will correctly use the ideas of heat transfer.
4.2 Structure and Composition of the Earth’s Atmosphere
Specific Competence: Analyze the structure and composition of the Earth’s atmosphere. Learning Activities: Studying the layers of air around Earth and what gases are in them. Expected Standard: Describing the different parts of the atmosphere and what they contain.
2.2 Thermal Properties and Temperature
Specific Competence: Students should understand how solids, liquids, and gases expand (get bigger) when heated. They should define and apply the concept of specific heat capacity (how much energy is needed to change the temperature of a specific amount of a substance). They should also understand the processes of melting, boiling, evaporation, condensation, and solidification. Learning Activities: Students will describe how materials get bigger when heated (thermal expansion) and shrink when cooled, providing everyday examples. They will understand that adding heat to an object increases its internal energy and the average kinetic energy of its particles. They will learn about specific heat capacity and how it explains why some substances heat up faster than others, and they will describe experiments to measure it. They will describe the differences between melting, boiling, and evaporation, including how evaporation causes cooling. They will also describe condensation and solidification in terms of particle behavior. Expected Standard: Students will qualitatively describe the thermal expansion of solids, liquids, and gases and give everyday applications and consequences. They will know that a temperature rise increases an object's internal energy and the average kinetic energy of its particles. They will define specific heat capacity as the energy required per unit mass per unit temperature increase and recall and use the equation c = ∆E / (m∆θ). They will describe experiments to measure the specific heat capacity of solids and liquids. They will describe melting and boiling in terms of energy input without a temperature change, know the melting and boiling temperatures for water, describe condensation and solidification in terms of particles, and describe evaporation as the escape of more-energetic particles from a liquid's surface, knowing that it causes cooling. They will describe the differences between boiling and evaporation, how temperature, surface area, and air movement affect evaporation, and explain how an object cools when in contact with an evaporating liquid.
2.2.6 Measurement of Heat
Specific Competence: Students will be able to solve real-world and math problems about heat. Learning Activities: Students will learn terms like heat capacity (how much heat something can hold), specific heat (heat needed to warm up a specific amount of a substance), and latent heat (heat needed to change state without changing temperature). They will solve math and real-world problems about heat. They will tell the difference between heat energy and temperature. They will measure heat capacity and specific heat capacity. They will find out the latent heat needed for melting and boiling. Expected Standard: Students will accurately solve heat problems.
5.1 Scalar and Vector Quantities
Specific Competence: Apply concepts of scalars and vectors in everyday life. Learning Activities: Using ideas about quantities with only size (scalars) and quantities with size and direction (vectors) in daily situations. Expected Standard: Distinguishing between scalars (like speed) and vectors (like velocity) and using them correctly.
2.3.1 Longitudinal & Transverse Waves
Specific Competence: Students will be able to solve real-world and math problems about waves. Learning Activities: Students will explain wave terms like amplitude (wave height), wavelength (distance between wave peaks), period (time for one wave), frequency (how many waves per second), and wavefront (the front of a wave). They will tell the difference between longitudinal waves (particles move back and forth in the same direction as the wave) and transverse waves (particles move up and down, across the wave direction). They will solve math problems about waves. They will build devices to show waves. Expected Standard: Students will solve wave problems and create wave devices.
2.3 Transfer of Thermal Energy (Conduction, Convection, Radiation)
Specific Competence: Understand how heat energy moves through conduction, convection, and radiation, and explain its real-world effects. Learning Activities: Describe experiments to show how different materials conduct heat. Explain heat transfer in solids (particle vibrations, free electrons), liquids, and gases. Explain convection using density changes and describe related experiments. Describe how surface properties (color, texture) affect radiation. Explain everyday examples of heat transfer. Expected Standard: Students can identify good and bad heat conductors. They can explain heat transfer in different materials based on particle movement. They can explain how surface characteristics influence how objects give off, take in, and reflect heat rays. They can apply this knowledge to explain common situations like heating a room or cooking.
5.2 Linear Motion and Falling Bodies
Specific Competence: Apply concepts of linear motion in real-life situations. Apply concepts of falling bodies in real-life situations. Learning Activities: Using ideas about straight-line movement and things falling to understand daily events. Expected Standard: Explaining how things move in a straight line and how gravity affects falling objects.
3.1 General Properties of Waves
Specific Competence: Understand the fundamental characteristics and behaviors common to all waves. Learning Activities: Describe wave motion using examples like ropes, springs, and water waves. Identify and explain key wave features: wavefront, wavelength, frequency, crest, trough, amplitude, and wave speed. Use the wave speed formula (v = fλ). Describe and demonstrate how waves reflect, refract, and diffract using a ripple tank. Expected Standard: Students can explain that waves transfer energy, not matter. They can define and correctly use wave terms. They can calculate wave speed. They can tell the difference between transverse and longitudinal waves and give examples of each. They can describe how waves bounce off surfaces (reflection), bend when changing speed (refraction), and spread out around obstacles (diffraction), including how these actions are affected by wavelength and gap size.
5.3 Forces
Specific Competence: Apply force-body interaction concepts. Learning Activities: Understanding how forces push or pull objects. Expected Standard: Explaining how forces make objects move or change shape.
2.3.2 Electromagnetic Spectrum
Specific Competence: Students will be able to understand information about electromagnetic waves. Learning Activities: Students will explain the electromagnetic spectrum (the range of all types of light). They will show the spectrum using different wave types. They will learn about their features, where they come from, and how they are used. They will find out how to detect these waves. They will look into the harmful effects and how to stay safe from them. Expected Standard: Students will correctly understand information about electromagnetic waves.
3.2 Light (Reflection, Refraction, Lenses, Dispersion)
Specific Competence: Understand how light interacts with surfaces and materials, including reflection, refraction, how lenses work, and how white light splits into colors. Learning Activities: Define terms for light reflection (normal, angle of incidence/reflection) and describe images from plane mirrors. Describe experiments showing light refraction, define critical angle, and explain total internal reflection. Use the refractive index equations (n = sin i / sin r, n = 1 / sin c). Describe optical fibre uses. Describe how lenses affect light, define lens terms (focal length, principal axis, principal focus). Draw ray diagrams for lenses and describe image types. Explain how lenses are used as magnifiers and to correct vision. Describe how white light splits into colors (dispersion) by a prism and list the colors of the visible spectrum. Expected Standard: Students can apply the law of reflection and describe images formed by flat mirrors. They can explain light bending (refraction), critical angle, and total internal reflection, and use calculations related to refractive index. They can explain how optical fibres work. They can draw diagrams to show how lenses form images and describe their properties. They can explain how lenses correct common eye problems. They can describe how a prism separates white light into its component colors (the spectrum).
5.4 Circular Motion
Specific Competence: Apply circular motion concepts to solve problems and make predictions. Learning Activities: Using ideas about movement in a circle to figure out problems and guess what will happen. Expected Standard: Solving problems and predicting outcomes for objects moving in circles.
2.4.1 Properties and Applications of Sound
Specific Competence: Students will be able to use devices to show the features of sound. Learning Activities: Students will point out the parts that vibrate in things that make sound, like a guitar, drums, or a tuning fork. They will do experiments to see how sound travels through solids, liquids, and gases. They will measure sound using tools like an oscilloscope and a sound meter. They will use a slinky to show rarefaction (spread out parts of a wave) and compression (squashed parts of a wave). They will do experiments to find the speed of sound. They will talk about sound features like frequency (how high or low), pitch (how high or low a sound seems), loudness, timbre (sound quality), interference (waves combining), and diffraction (waves bending). They will use computer programs to copy sound features. They will sort sounds by how often they vibrate, what they travel through, where they come from, and how we hear them. They will talk about how sound is used in music, ultrasound, sonar, and technology. They will look into how noise pollution affects health and the environment. Expected Standard: Students will correctly use devices to show sound features.
3.3 Electromagnetic Spectrum
Specific Competence: Understand the different types of electromagnetic waves, their properties, common uses, and potential dangers. Learning Activities: List the main types of electromagnetic waves in order of frequency and wavelength. State that all electromagnetic waves travel at the same high speed in empty space. Describe typical uses for each type of wave (radio, microwave, infrared, visible light, ultraviolet, X-rays, gamma rays). Explain the harmful effects of too much exposure to these radiations. Describe how microwaves are used for satellite communication. Explain how different electromagnetic waves are used in various communication systems (e.g., mobile phones, Bluetooth, optical fibres). Explain the difference between digital and analogue signals and the advantages of digital signals. Expected Standard: Students can name the regions of the electromagnetic spectrum in the correct order. They can state the speed of these waves in a vacuum. They can give examples of how each type of radiation is used in technology and daily life. They can identify the health risks associated with overexposure to different electromagnetic waves. They can explain how satellite communication works using microwaves. They can explain why specific types of electromagnetic waves are chosen for different communication technologies. They can distinguish between digital and analogue signals and explain why digital signals are often preferred.
5.5 Moment of a Force (Turning Effect)
Specific Competence: Create a tool that applies the moment of a force in solving problems. Learning Activities: Designing a tool (like a lever) that uses turning forces to solve issues. Expected Standard: Building a tool that effectively uses turning forces.
3.4 Sound
Specific Competence: Students will be able to explain how sound is made, how it travels, and what makes it loud or high-pitched. They will also describe what ultrasound is and how it is used in real life. They will be able to explain how to measure the speed of sound. Learning Activities: Students will watch vibrating objects to see how sound starts. They will learn how sound waves move through different materials. They will do experiments to measure how fast sound travels in the air. They will also learn about echoes and how ultrasound helps us in medicine and finding things underwater. Expected Standard: Students will understand that sound comes from things vibrating. They will know that sound travels as a wave and needs something to travel through (a medium). They will know the speed of sound in air (about 330–350 meters per second) and the range of sounds humans can hear (20 Hz to 20,000 Hz). They will also know what ultrasound is (sound higher than 20,000 Hz) and how it is used for checking materials, medical scans, and sonar.
5.6 Equilibrium (Mechanics)
Specific Competence: Apply equilibrium concepts to solve real-world problems. Learning Activities: Using ideas about balanced forces to solve problems in the real world. Expected Standard: Solving real-world problems by applying principles of balance.
4.1 Simple phenomena of magnetism
Specific Competence: Students will be able to describe how magnets push or pull each other and other materials. They will tell the difference between temporary and permanent magnets, and magnetic and non-magnetic materials. They will be able to draw how magnetic forces spread around a magnet and explain how magnets are used. Learning Activities: Students will experiment with magnets to see how their ends (poles) attract or repel. They will test different materials to see if they are magnetic. They will use a compass or iron filings to draw the invisible lines of force around a bar magnet. They will also learn about everyday uses of permanent magnets and electromagnets. Expected Standard: Students will know that magnets have north and south poles, and that opposite poles attract while same poles repel. They will understand what a magnetic field is (the area where a magnet feels a force). They will be able to draw magnetic field lines and know that closer lines mean a stronger field. They will understand the difference between temporary magnets (made of soft iron) and permanent magnets (made of steel), and how magnetic forces happen because of interacting magnetic fields.
4.2.1 Electric charge
Specific Competence: Students will be able to identify positive and negative charges and explain how they interact. They will describe simple ways to create static electricity and tell the difference between materials that let electricity flow (conductors) and those that don't (insulators). They will also understand what an electric field is. Learning Activities: Students will do simple experiments, like rubbing a balloon on their hair, to create static electricity and see its effects. They will test different items to see if they are conductors or insulators. They will learn about the tiny particles called electrons and how they move to explain these ideas. They will also learn about and draw simple electric field patterns. Expected Standard: Students will know there are positive and negative charges. They will understand that positive charges push away other positive charges, negative charges push away other negative charges, but positive and negative charges pull towards each other. They will know that rubbing things together to make static electricity involves moving negative charges (electrons). They will be able to explain, using a simple model, why some materials are conductors (like metals) and others are insulators (like plastic), and give examples. They will know that an electric field is an area where a charged object feels a force, and they can describe its direction and patterns. They will also know that charge is measured in coulombs.
4.2.2 Electric current
Specific Competence: Students will be able to explain what electric current is and how it flows in metals. They will know how to measure current using a device called an ammeter. They will also be able to tell the difference between direct current (d.c.) and alternating current (a.c.). They will be able to calculate current if they know the charge and time. Learning Activities: Students will learn that electric current is like a flow of tiny charges. They will use ammeters, which are tools that measure current, in simple circuits. They will learn how electrons move freely in metals to carry current. They will also learn about the two main types of electricity: direct current (like from a battery) and alternating current (like from a wall socket). They will practice using the formula I = Q/t to solve problems. Expected Standard: Students will understand that electric current is linked to the movement of electric charge. They will know how to use both analogue and digital ammeters. They will understand that in metals, current flows because free electrons move. They will know the difference between direct current (flows one way) and alternating current (changes direction). They will be able to define electric current as the amount of charge passing a point in a certain amount of time, and use the formula I = Q/t. They will also know that we usually say current flows from positive to negative, even though electrons flow the other way.
4.2 Electrical Quantities
Specific Competence: Students will understand important electrical terms like electromotive force (e.m.f.) and potential difference (p.d.). They will know what resistance is and how it relates to electrical flow. Students will also understand how to calculate electrical energy and power and how electricity costs are determined. Learning Activities: Students will define e.m.f. (electrical work by a source for a unit charge in a circuit) and p.d. (work done by a unit charge passing through a component). They will use voltmeters to measure these. Students will use formulas to calculate e.m.f. (E = W/Q), p.d. (V = W/Q), resistance (R = V/I), electrical power (P = IV), and electrical energy (E = IVt). They will conduct experiments to find resistance using a voltmeter and ammeter. Students will explain how the length and thickness of a wire affect its resistance. They will draw and explain graphs showing current versus voltage for different electrical parts like resistors, lamps, and diodes. Students will define the kilowatt-hour (kWh) and calculate the cost of using electrical devices. Expected Standard: Students can accurately define e.m.f., p.d., resistance, electrical power, and electrical energy. They can apply the correct formulas to solve problems, measure electrical quantities, and explain how wire properties affect resistance. They can also calculate electricity usage costs.
4.3 Electric Circuits
Specific Competence: Students will be able to read and draw electrical circuit diagrams using standard symbols. They will understand how different electrical components work within a circuit. Students will also grasp the differences between series and parallel circuits and how to calculate total resistance, voltage, and current in each type. Learning Activities: Students will draw and understand circuit diagrams containing symbols for cells (single power sources), batteries (multiple cells), power supplies, switches, resistors (fixed and adjustable), heaters, thermistors (temperature-sensitive resistors), light-dependent resistors (LDRs), lamps, motors, bells, ammeters (current meters), voltmeters (voltage meters), magnetising coils, transformers, fuses (safety devices), and relays. They will also include diodes (one-way current flow) and light-emitting diodes (LEDs). Students will construct and use both series (components connected end-to-end) and parallel (components connected side-by-side) circuits. They will calculate the total e.m.f. of power sources in series and the total resistance of resistors in series and parallel. Students will explain why connecting lamps in parallel is better for lighting. They will apply rules about current at junctions and voltage in series and parallel circuits. Students will describe how a variable potential divider (a component that divides voltage) works and use its equation (R1/R2 = V1/V2). Expected Standard: Students can accurately draw, interpret, and build basic electric circuits. They can identify and explain the function of common circuit components. They can also calculate key electrical values in series and parallel circuits and understand the advantages of different circuit arrangements.
4.4 Electrical Safety
Specific Competence: Students will identify and explain common electrical dangers. They will understand the purpose and operation of important safety features in electrical systems, such as fuses, trip switches, and earth wires. Learning Activities: Students will list the risks associated with damaged insulation (outer covering of wires), overheating cables, wet conditions, and too much current from overloading plugs or extension leads. They will explain that a mains circuit (household electricity) has a live wire (carries electricity), a neutral wire (completes the circuit), and an earth wire (safety wire). Students will explain why a switch must be on the live wire for safe turn-off. They will describe how trip switches (automatic circuit breakers) and fuses (meltable safety wires) work and choose appropriate fuse ratings. Students will explain why electrical appliance casings must either not conduct electricity (double-insulated) or be connected to the earth wire (earthed) for safety. Expected Standard: Students can clearly state electrical hazards and explain how to prevent them. They can describe the function of safety devices like fuses, trip switches, and earth wires, and understand their importance in protecting users and circuits.
4.5 Electromagnetic Effects
Specific Competence: Students will understand the link between electricity and magnetism. They will know how moving magnets or changing magnetic fields can create electricity (electromagnetic induction). They will also understand how electricity can create magnetic fields and forces, leading to the operation of devices like generators, motors, and transformers. Learning Activities: Students will explain that a wire moving through a magnetic field or a changing magnetic field near a wire can create an e.m.f. (voltage). They will describe experiments to show this. Students will list factors that change the strength of the induced e.m.f. They will describe the magnetic field pattern and direction around straight wires and coils (solenoids) carrying current, and do experiments to observe these patterns. Students will explain how the magnetic effect of current is used in relays (electrical switches) and loudspeakers. They will describe how A.C. generators (which produce alternating current) work, including the use of slip rings and brushes. Students will draw and interpret graphs of e.m.f. against time for A.C. generators. They will describe experiments showing that a force acts on a wire carrying current in a magnetic field, and how reversing the current or field direction changes the force. Students will explain that a current-carrying coil in a magnetic field can turn (motor effect) and how to increase this turning effect. They will describe how D.C. motors (which use direct current) work, including the split-ring commutator. Students will describe how simple transformers (devices that change voltage) are built with a soft-iron core. They will use terms like primary (input), secondary (output), step-up (increases voltage), and step-down (decreases voltage). Students will use the transformer equation (Vp/Vs = Np/Ns) and explain how transformers are used in high-voltage electricity transmission, listing its advantages. Expected Standard: Students can explain the principles of electromagnetic induction and the magnetic effect of current. They can describe the construction and operation of A.C. generators, D.C. motors, and transformers, and apply related equations. They will understand the role of transformers in power transmission and the associated benefits.
5.1 The nuclear model of the atom
Specific Competence: Students should be able to describe the structure of an atom, including its tiny, positively charged center (nucleus) and negatively charged particles (electrons) moving around it. They should know how atoms can become charged particles (ions) by losing or gaining electrons. They should also be able to explain how the experiment of shooting alpha particles at thin metal shows that atoms have a very small, heavy, positively charged nucleus surrounded by mostly empty space. Students should describe the nucleus as being made of protons and neutrons, and state their relative charges (+1, 0, -1). They should define proton number (Z) and nucleon number (A), and use these to calculate the number of neutrons. They must use the special way of writing atoms (nuclide notation A/Z X) and explain what isotopes are. They should also describe nuclear fission (splitting of nuclei) and nuclear fusion (joining of nuclei), and understand the link between proton number and nuclear charge, and nucleon number and nuclear mass. Learning Activities: Students will learn about the basic parts of an atom and how they are arranged. They will study an important experiment that revealed the atom's structure. They will practice identifying and describing different atoms using special numbers and symbols. They will also explore the ideas of nuclei splitting apart or joining together. Expected Standard: Students will accurately describe the atom's structure and the nucleus's composition, including particle charges and counts. They will correctly explain how ions form and what isotopes are. They will be able to use nuclide notation and understand the core principles of nuclear fission and fusion. They will also explain the evidence for the nuclear model of the atom.
5.2.1 Detection of radioactivity
Specific Competence: Students should know what background radiation is (radiation always present around us). They should identify common sources of background radiation, such as radon gas in the air, rocks and buildings, food and drink, and cosmic rays from space. They should know that a special tool connected to a counter can measure ionising nuclear radiation. They should be able to use the measurement unit for radiation, which is counts per second or counts per minute. For a deeper understanding, they should also be able to use measurements of background radiation to find a more accurate count rate by subtracting the background. Learning Activities: Students will learn about the different types of natural radiation around us and where it comes from. They will understand how scientists measure this radiation using specific tools. They will practice using the correct units for radiation measurements. Expected Standard: Students will correctly define background radiation and list its main sources. They will explain how radiation is detected and measured, using appropriate units. They will also be able to calculate a corrected count rate by accounting for background radiation.
5.2.2 The three types of nuclear emission
Specific Competence: Students should describe that radiation comes out of a nucleus naturally and in unpredictable directions. They should be able to identify alpha (α), beta (β), and gamma (γ) radiation based on their properties: their nature (what they are made of), how much they can harm living cells (ionising effects), and how far they can travel through materials (penetrating abilities). For a deeper understanding, they should describe how alpha, beta, and gamma radiation bend in electric and magnetic fields. They should also explain why they have different ionising effects, considering their energy and electric charge. Learning Activities: Students will learn about the three main types of radiation released from atomic nuclei. They will compare and contrast their key characteristics, such as what they are, how much damage they cause, and how easily they pass through things. They will also study how these radiations react to electric and magnetic forces. Expected Standard: Students will accurately describe the spontaneous and random nature of nuclear emissions. They will correctly identify and compare the nature, ionising effects, and penetrating abilities of alpha, beta, and gamma radiation. They will also explain how these radiations are affected by electric and magnetic fields and the reasons for their different ionising effects.
5.2.3 Radioactive decay
Specific Competence: Students should know that radioactive decay is a change in an unstable nucleus that releases alpha particles, beta particles, and/or gamma radiation. They should know that these changes happen naturally and unpredictably. They should state that when alpha or beta decay occurs, the original nucleus changes into a nucleus of a different element. For a deeper understanding, they should know that isotopes of an element can be radioactive if they have too many neutrons or are too heavy. They should describe the effects of alpha decay, beta decay, and gamma emissions on the nucleus, including making it more stable and reducing excess neutrons. They should also understand that during beta emission, a neutron changes into a proton and an electron. They must use special equations (decay equations with nuclide notation) to show the release of alpha particles, beta particles, and gamma radiation. Learning Activities: Students will learn about the process by which unstable atomic nuclei transform. They will understand what happens to the nucleus during different types of decay and how new elements can be formed. They will practice writing equations that show these nuclear changes. Expected Standard: Students will define radioactive decay and explain its spontaneous and random nature. They will state that alpha and beta decay change an element. They will describe the changes in the nucleus during alpha, beta, and gamma emissions, including the neutron-to-proton change in beta decay. They will also correctly write decay equations using nuclide notation.
5.2.4 Half-life
Specific Competence: Students should define the half-life of a specific radioactive material as the time it takes for half of the nuclei in any sample to decay. They should be able to remember and use this definition in simple calculations, possibly using information from tables or graphs showing decay. These calculations will not include background radiation. For a deeper understanding, they should be able to calculate half-life from data or decay graphs, even if background radiation has not been removed. They should also explain how the type of radiation released and the half-life of a radioactive material help decide its uses, such as in smoke alarms, sterilizing food or equipment, controlling material thickness, and diagnosing or treating cancer. Learning Activities: Students will learn the definition of half-life and its importance in understanding radioactive decay. They will practice calculations involving half-life using given data or graphs. They will also explore practical applications of different radioactive isotopes based on their radiation type and half-life. Expected Standard: Students will accurately define half-life and use it in simple calculations. They will be able to determine half-life from given data or decay curves. They will also explain how radiation type and half-life influence the choice of isotopes for various real-world applications.
5.2.5 Safety precautions
Specific Competence: Students should state the harmful effects of ionising nuclear radiation on living things, such as killing cells, causing genetic changes (mutations), and leading to cancer. They should describe safe ways to move, use, and store radioactive materials. For a deeper understanding, they should explain general safety precautions for all ionising radiation. These precautions include spending less time near the source, increasing the distance from the source to living tissue, and using protective barriers (shielding) to block the radiation. Learning Activities: Students will learn about the dangers of radiation to living organisms. They will study and discuss the proper procedures for handling, using, and storing radioactive substances safely. They will also learn about the principles of radiation protection. Expected Standard: Students will state the biological effects of ionising radiation. They will describe safe practices for handling radioactive materials. They will also explain the key safety measures for reducing exposure to ionising radiation, including time, distance, and shielding.
6.1.1 The Earth's Movements
Specific Competence: Understand how the Earth and Moon move and how these movements cause day, night, seasons, and Moon phases. Calculate how fast objects move in orbit. Learning Activities: Observe and explain how the Sun appears to move daily, causing day and night. Explain why seasons change based on Earth's orbit. Explain why the Moon's shape (phases) changes as it orbits Earth. Use a specific formula (v = 2πr/T) to calculate the average speed of an object orbiting another. Expected Standard: Clearly explain how Earth's rotation and orbit, and the Moon's orbit, lead to observed daily Sun motion, day/night, seasons, and Moon phases. Calculate average orbital speed using the given formula.
6.1.2 The Solar System's Parts and Formation
Specific Competence: Identify and describe the main parts of our Solar System. Explain how the Solar System formed and why planets are different. Learning Activities: List the Sun, eight planets in order, dwarf planets (like Pluto), asteroids, moons, and comets as parts of the Solar System. Describe that planets closer to the Sun are small and rocky, while planets further away are large and gaseous. Explain that gravity in a cloud of gas and dust helped form the Solar System. Expected Standard: Correctly name the parts of the Solar System. Describe the differences between inner rocky planets and outer gaseous planets. Explain the basic idea of the accretion model for Solar System formation, including the role of gravity.
6.1.2 Gravity and Orbits in the Solar System
Specific Competence: Understand how gravity works between objects in the Solar System. Explain why objects orbit the Sun and how their speed changes in an elliptical path. Calculate how long light takes to travel between objects. Learning Activities: Explain that a planet's mass affects the strength of gravity on its surface. Describe how gravity weakens as you move further from a planet or the Sun. Explain that the Sun's large mass causes planets to orbit it. Describe that planets move faster when they are closer to the Sun in their elliptical (oval-shaped) orbits. Calculate the time it takes for light to travel between objects in the Solar System. Expected Standard: Explain how gravitational field strength is affected by mass and distance. Describe the Sun's role in keeping planets in orbit. Explain the concept of elliptical orbits and how orbital speed changes. Calculate light travel time for significant distances.
6.2.1 The Sun: A Medium-Sized Star
Specific Competence: Describe the Sun's basic characteristics, what it is made of, and how it produces its energy. Learning Activities: State that the Sun is a medium-sized star, mainly made of hydrogen and helium. Identify that the Sun gives off energy as infrared, visible light, and ultraviolet radiation. Explain that nuclear fusion (hydrogen joining to make helium) inside the Sun releases this energy. Expected Standard: Describe the Sun's composition and the types of energy it radiates. Explain that nuclear fusion powers the Sun.
6.2.2 Galaxies and Astronomical Distances
Specific Competence: Understand what galaxies are and how we measure very large distances in space. Learning Activities: State that galaxies are huge groups of billions of stars. Identify the Milky Way as our galaxy, where the Sun is located. Define a light-year as the distance light travels in one year in space. Expected Standard: Describe galaxies and our place in the Milky Way. Define and use the term 'light-year' for astronomical distances.
6.2.2 The Life Cycle of Stars
Specific Competence: Describe the full journey of a star from its birth to its final state. Learning Activities: Explain that stars begin as clouds of gas and dust. Describe the stages: a collapsing protostar, a stable star (like our Sun), a red giant or red supergiant, and then either a planetary nebula with a white dwarf or a supernova leading to a neutron star or black hole. Explain that supernova remnants can form new stars. Expected Standard: Accurately describe the main stages in the life cycle of both average and very massive stars, including the final forms they take.
6.2.3 The Expanding Universe and Redshift
Specific Competence: Understand the vastness of the Universe. Explain redshift and how it provides evidence that the Universe is growing bigger, supporting the Big Bang Theory. Learning Activities: State that the Universe contains billions of galaxies, including our Milky Way. Explain 'redshift' as the stretching of light waves from stars and galaxies moving away from us, making their light appear redder. Explain that this redshift shows the Universe is expanding and supports the idea of the Big Bang. Expected Standard: Describe the scale of the Universe. Explain redshift and its importance as evidence for the expanding Universe and the Big Bang Theory.
6.2.3 Cosmic Microwave Background and Universe's Age
Specific Competence: Understand Cosmic Microwave Background Radiation (CMBR) as further evidence for the Big Bang. Use scientific relationships to estimate the speed, distance, and age of the Universe. Learning Activities: Explain that CMBR is weak microwave energy coming from all directions in space, which is leftover heat from the early Universe. Use formulas to find how fast a galaxy is moving away from Earth and how far away it is. Define the Hubble constant (H0 = v/d) as the relationship between a galaxy's speed and its distance. Explain how these calculations can estimate the age of the Universe. Expected Standard: Explain CMBR and its connection to the Big Bang. Apply the Hubble constant equation to relate galaxy speed and distance, and explain how this leads to an estimate for the Universe's age.