All subjectsNatural science · 124 topics
Physics
Mechanics, heat, waves, electricity, magnetism and modern physics with worked examples.
Unit 1: Physics and measurement
- What is physics?
- Physical quantities and SI units
- Scientific notation and prefixes
- Measuring instruments and precision
- Errors and uncertainty
Unit 2: Motion in a straight line
- Distance and displacement
- Speed and velocity
- Acceleration
- Equations of uniformly accelerated motion
- Distance–time and velocity–time graphs
Unit 3: Force and Newton's laws
- Types of forces
- Newton's first law and inertia
- Newton's second law
- Newton's third law
- Friction
- Mass and weight
Unit 4: Work, energy and power
- Work done by a force
- Kinetic and potential energy
- Conservation of energy
- Power and efficiency
- Simple machines and mechanical advantage
Unit 5: Pressure and fluids
- Pressure in solids
- Pressure in liquids and gases
- Atmospheric pressure
- Pascal's principle
- Archimedes' principle and floating
Unit 6: Temperature and heat
- Temperature scales
- Heat and thermal energy
- Expansion of solids, liquids and gases
- Conduction, convection and radiation
Exam tips
- • Always write the formula, substitute values, then calculate — each stage earns marks.
- • Include units in every answer; a missing unit loses a mark.
- • Draw a labelled diagram for mechanics, optics and circuit questions.
- • Convert all quantities to SI units before substituting.