1. Energy1.1 Energy changes in a system, and the ways energy is stored before and after such changes1.2 Conservation and dissipation of energy1.3 National and global energy resources1. Energy1.1 Energy changes in a system, and the ways energy is stored before and after such changes1.2 Conservation and dissipation of energy1.3 National and global energy resources2. Electricity2.1 Current, potential difference and resistance2.2 Series and parallel circuits2.3 Domestic uses and safety2.4 Energy transfers2.5 Static electricity (physics only)2. Electricity2.1 Current, potential difference and resistance2.2 Series and parallel circuits2.3 Domestic uses and safety2.4 Energy transfers2.5 Static electricity (physics only)3. Particle model of matter3.1 Changes of state and the particle model3.2 Internal energy and energy transfers3.3 Particle model and pressure3. Particle model of matter3.1 Changes of state and the particle model3.2 Internal energy and energy transfers3.3 Particle model and pressure4. Atomic structure4.1 Atoms and isotopes4.2 Atoms and nuclear radiation4.3 Hazards and uses of radioactive emissions and of background radiation (physics only)4.4 Nuclear fission and fusion (physics only)4. Atomic structure4.1 Atoms and isotopes4.2 Atoms and nuclear radiation4.3 Hazards and uses of radioactive emissions and of background radiation (physics only)4.4 Nuclear fission and fusion (physics only)5. Forces5.1 Forces and their interactions5.2 Work done and energy transfer5.3 Forces and elasticity5.4 Moments, levers and gears (physics only)5.5 Pressure and pressure differences in fluids (physics only)5.6 Forces and motion5.7 Momentum (HT only)5. Forces5.1 Forces and their interactions5.2 Work done and energy transfer5.3 Forces and elasticity5.4 Moments, levers and gears (physics only)5.5 Pressure and pressure differences in fluids (physics only)5.6 Forces and motion5.7 Momentum (HT only)6. Waves6.1 Waves in air, fluids and solids6.2 Electromagnetic waves6.3 Black body radiation (physics only)6. Waves6.1 Waves in air, fluids and solids6.2 Electromagnetic waves6.3 Black body radiation (physics only)7. Magnetism and electromagnetism7.1 Permanent and induced magnetism, magnetic forces and fields7.2 The motor effect7.3 Induced potential, transformers and the National Grid (physics only) (HT only)7. Magnetism and electromagnetism7.1 Permanent and induced magnetism, magnetic forces and fields7.2 The motor effect7.3 Induced potential, transformers and the National Grid (physics only) (HT only)8. Space physics (physics only)8.1 Solar system; stability of orbital motions; satellites (physics only)8.2 Red-shift (physics only)8. Space physics (physics only)8.1 Solar system; stability of orbital motions; satellites (physics only)8.2 Red-shift (physics only)