Pearson Edexcel GCSE Physics revision notes

Track energy as it moves between stores and pathways.

Calculate efficiency and compare useful energy transfers.

Compare renewable and non-renewable energy resources.

Use circuit equations and explain electrical resistance.

Apply circuit rules to series and parallel arrangements.

Calculate electrical power and explain safe mains electricity.

Calculate density and explain changes of state.

Link heating to temperature change and energy transfer.

Explain gas pressure using particle motion.

Describe atomic structure and compare nuclear radiation.

Use half-life graphs and calculations.

Choose suitable radiation for medical and industrial uses.

Calculate speed, acceleration and resultant force.

Use work done, spring energy and momentum equations.

Calculate pressure and turning effects.

Calculate wave speed and describe transverse and longitudinal waves.

Order electromagnetic waves and link them to uses and risks.

Use ray diagrams and explain changing wave direction.

Describe permanent magnets, induced magnets and field lines.

Explain forces on current-carrying conductors.

Explain induced potential difference and transformer action.

Describe orbital motion and the Solar System.

Describe how stars form and how mass affects their life cycle.

Use red-shift as evidence for an expanding Universe.