1. Energy1.1 Energy changes in a system, and the ways energy is stored before and after such changes0/01.2 Conservation and dissipation of energy0/01.3 National and global energy resources0/01. Energy1.1 Energy changes in a system, and the ways energy is stored before and after such changes0/01.2 Conservation and dissipation of energy0/01.3 National and global energy resources0/02. Electricity2.1 Current, potential difference and resistance0/02.2 Series and parallel circuits0/02.3 Domestic uses and safety0/02.4 Energy transfers0/02.5 Static electricity (physics only)0/02. Electricity2.1 Current, potential difference and resistance0/02.2 Series and parallel circuits0/02.3 Domestic uses and safety0/02.4 Energy transfers0/02.5 Static electricity (physics only)0/03. Particle model of matterPremium3.1 Changes of state and the particle model0/03.2 Internal energy and energy transfers0/03.3 Particle model and pressure0/03. Particle model of matterPremium3.1 Changes of state and the particle model0/03.2 Internal energy and energy transfers0/03.3 Particle model and pressure0/04. Atomic structurePremium4.1 Atoms and isotopes0/04.2 Atoms and nuclear radiation0/04.4 Nuclear fission and fusion (physics only)0/04.3 Hazards and uses of radioactive emissions and of background radiation (physics only)0/04. Atomic structurePremium4.1 Atoms and isotopes0/04.2 Atoms and nuclear radiation0/04.4 Nuclear fission and fusion (physics only)0/04.3 Hazards and uses of radioactive emissions and of background radiation (physics only)0/05. ForcesPremium5.1 Forces and their interactions0/05.2 Work done and energy transfer0/05.3 Forces and elasticity0/05.4 Moments, levers and gears (physics only)0/05.5 Pressure and pressure differences in fluids (physics only)0/05.6 Forces and motion0/05.7 Momentum (HT only)0/05. ForcesPremium5.1 Forces and their interactions0/05.2 Work done and energy transfer0/05.3 Forces and elasticity0/05.4 Moments, levers and gears (physics only)0/05.5 Pressure and pressure differences in fluids (physics only)0/05.6 Forces and motion0/05.7 Momentum (HT only)0/06. WavesPremium6.1 Waves in air, fluids and solids0/06.2 Electromagnetic waves0/06.3 Black body radiation (physics only)0/06. WavesPremium6.1 Waves in air, fluids and solids0/06.2 Electromagnetic waves0/06.3 Black body radiation (physics only)0/07. Magnetism and electromagnetismPremium7.1 Permanent and induced magnetism, magnetic forces and fields0/07.2 The motor effect0/07.3 Induced potential, transformers and the National Grid (physics only) (HT only)0/07. Magnetism and electromagnetismPremium7.1 Permanent and induced magnetism, magnetic forces and fields0/07.2 The motor effect0/07.3 Induced potential, transformers and the National Grid (physics only) (HT only)0/08. Space physics (physics only)Premium8.1 Solar system; stability of orbital motions; satellites (physics only)0/08.2 Red-shift (physics only)0/08. Space physics (physics only)Premium8.1 Solar system; stability of orbital motions; satellites (physics only)0/08.2 Red-shift (physics only)0/0