Secondary 3 Physics

Students will identify fundamental and derived physical quantities and their corresponding SI units.

Students will distinguish between precision and accuracy, and apply rules for significant figures in calculations.

Students will practice using various instruments to measure length, mass, and time with appropriate precision.

Students will differentiate between scalar and vector quantities and represent vectors graphically.

Students will define and calculate distance, displacement, speed, and velocity for objects in motion.

Students will define acceleration and apply kinematic equations to solve problems involving uniform acceleration.

Students will interpret and draw displacement-time graphs to describe motion.

Students will interpret and draw velocity-time graphs to describe motion and calculate displacement and acceleration.

Students will identify different types of forces and represent them using free-body diagrams.

Students will explain Newton's First Law of Motion and relate it to the concept of inertia.

Students will apply Newton's Second Law to calculate force, mass, and acceleration in various scenarios.

Students will explain Newton's Third Law and identify action-reaction pairs.

Students will distinguish between mass and weight and calculate weight using gravitational field strength.

Students will investigate the effects of friction and air resistance on moving objects.

Students will define the moment of a force and apply the principle of moments to objects in equilibrium.

Students will locate the centre of gravity and relate its position to the stability of an object.

Students will define pressure and calculate it for forces acting on solid surfaces.

Students will investigate how pressure varies with depth in liquids and apply Pascal's principle.

Students will explain the concept of atmospheric pressure and its effects.

Students will identify and describe various forms of energy and their interconversions.

Students will define work done and calculate it for forces acting over a distance.

Students will calculate kinetic energy and relate it to the work-energy theorem.

Students will calculate gravitational potential energy and apply the principle of conservation of energy.

Students will define power and calculate the rate at which work is done or energy is transferred.

Students will calculate efficiency and discuss ways to improve energy efficiency in various systems.

Students will identify and compare renewable and non-renewable energy sources.

Students will describe the properties of solids, liquids, and gases using the kinetic particle model.

Students will explain Brownian motion and diffusion as evidence for the kinetic particle model.

Students will differentiate between temperature and thermal energy and understand their relationship.

Students will explain heat transfer by conduction and identify good and poor conductors.

Students will explain heat transfer by convection in fluids and its applications.

Students will explain heat transfer by radiation and identify factors affecting its rate.

Students will define specific heat capacity and calculate thermal energy changes.

Students will describe the processes of melting and boiling in terms of energy changes.

Students will define specific latent heat and calculate energy involved in phase changes.

Students will explain evaporation and condensation and their practical applications.

Students will define waves and classify them as transverse or longitudinal.

Students will identify and define wave characteristics: amplitude, wavelength, frequency, period, and speed.

Students will explain and apply the law of reflection for plane waves.

Students will explain refraction and apply Snell's Law to calculate refractive index.

Students will explain total internal reflection and its applications in fiber optics.

Students will draw ray diagrams to locate images formed by thin converging lenses.

Students will apply the thin lens formula and magnification formula to solve problems.

Students will describe the common properties of all electromagnetic waves.

Students will identify the different regions of the electromagnetic spectrum and their uses.

Students will describe the properties of sound waves and their characteristics.

Students will explain phenomena related to static electricity and charging by friction and induction.

Students will define electric current and potential difference and their units.

Students will define resistance, apply Ohm's Law, and understand factors affecting resistance.

Students will analyze and calculate total resistance, current, and voltage in series circuits.

Students will analyze and calculate total resistance, current, and voltage in parallel circuits.

Students will calculate electrical energy consumed and power dissipated in circuits.

Students will understand the principles of safe electrical wiring and safety devices.

Students will describe magnetic fields and the properties of permanent magnets.

Students will investigate the magnetic fields produced by current-carrying wires and solenoids.

Students will explain the motor effect and apply Fleming's Left-Hand Rule.

Students will explore practical applications of electromagnetism, such as relays and loudspeakers.