51ºÚÁÏ

One retrieval grid per specification point
1.1 Energy stores and systems
1.2 Kinetic and gravitational potential energy
1.3 Elastic potential energy
1.4 Specific heat capacity
1.5 Power
1.6 Work and energy
1.7 Energy transfers in systems
1.8 Reducing unwanted energy transfers
1.9 Energy resources
1.10 Trends in energy resource use
2.1 Current, potential difference and resistance
2.2 Series and parallel circuits
2.3 Resistance
2.4 Ohmic conductors and non-ohmic devices
2.5 Mains electricity
2.6 Electrical power and energy transfer
2.7 The National Grid
3.1 Density of materials
3.2 States of matter and changes of state
3.3 Internal energy and energy changes
3.4 Specific heat capacity
3.5 Specific latent heat
3.6 Particle motion in gases
3.7 Pressure and volume (HT only)
4.1 Atoms and isotopes
4.2 The development of the model of the atom
4.3 Radioactive decay
4.4 Activity and half-life
4.5 Uses and dangers of radiation
4.6 Nuclear radiation in medicine
4.7 Nuclear fission (HT only)
4.8 Nuclear fusion
5.1 Scalars and vectors
5.2 Contact and non-contact forces
5.3 Gravity
5.4 Resultant forces
5.5 Work done and energy transfer
5.6 Forces and elasticity
5.7 Moments, levers and gears
5.8 Pressure in fluids
5.9 Atmospheric pressure
5.10 Distance and displacement
5.11 Speed
5.12 Velocity-time graphs
5.13 Acceleration
5.14 Newton’s First Law
5.15 Newton’s Second Law
5.16 Newton’s Third Law
5.17 Inertia and mass
5.18 Stopping distance
5.19 Reaction time
5.20 Factors affecting braking distance
5.21 Momentum (HT only)
5.22 Changes in momentum (HT only)
6.1 Transverse and longitudinal waves
6.2 Properties of waves
6.3 Reflection and refraction
6.4 Sound waves
6.5 Ultrasound
6.6 Seismic waves
6.7 Electromagnetic waves
6.8 Uses and dangers of EM radiation
6.9 Lenses and images (HT only)
6.10 Black body radiation (HT only)
7.1 Poles of a magnet
7.2 Magnetic fields
7.3 Electromagnetism
7.4 The motor effect
7.5 Electromagnetic induction
7.6 Uses of electromagnetism
7.7 Transformers (HT only)