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Below you will find our collection of revision notes and video tutorials. For the best revision experience, use both the notes and the videos at the same time to help you follow along. All resources are updated for the latest 9-1 Physics specification.

## Revision Resources

- Flashcards by Collins

### Revision Notes

## Paper 1 Video Tutorials

### Energy

- Kinetic energy
- Elastic potential energy
- Gravitational potential energy
- Specific heat capacity
- Energy transfers - pendulum
- Energy transfers - bungee jumper
- Work done by a force
- Calculating power
- Efficiency
- Cooling of buildings
- Required practical 1: Specific heat capacity
- Required practical 2: Thermal insulators
- Energy from fossil fuels
- Nuclear power
- The UK energy mix
- Renewable sources of energy

### Electricity

- Current in series circuits
- Current in parallel circuits
- Potential difference in series circuits
- Potential difference in parallel circuits
- Potential difference from batteries
- Charge in circuits
- Calculating energy transfer by components
- Resistance
- Resistors
- Resistance of a filament lamp
- Diodes and LEDs
- Resistors in series and parallel
- Light-depenent resistors
- Thermistors
- Required practical 3: Reisistance
- Required practical 4: Current / PD characteristics
- Energy transfer by appliances
- Calculating energy transferred by appliances
- Power of components
- DC and AC supply
- Mains electricity
- The national grid
- Static electricity
- Electric fields

### Particle model of matter

- Density
- Required practical 5: Density
- Internal energy
- Specific heat capacity
- Heating and cooling graphs
- Specific latent heat
- Particle motion in gases
- Pressure in gases
- Work done on a gas

### Atomic structure and radioactivity

- Atomic structure
- Atomic mass and numbers
- Alpha-scattering and the nuclear model
- Radioactivity
- Properties of alpha, bet and gamma radiation
- Nuclear equations
- Half life
- Irradiation and contamination
- Background radiation
- Nuclear radiation in medicine
- Nuclear fission and fusion

### Required practicals

## Paper 2 Video Tutorials

### Waves

- Transverse and longitudinal waves
- Properties of waves
- The wave equation
- Required practical 8: Ripple tank
- Required practical 8 (part 2): Waves in a solid
- Reflection of waves
- Required practical 9: Reflection and refraction
- Sound waves
- Ultrasound
- Seismic waves
- Electromagnetic waves
- Refraction of waves
- Required practical 10: Infrared
- Properties of waves 2
- Uses of EM waves
- Convex lenses
- Magnifying glasses
- Concave lenses
- Visible light
- Black body radiation

### Forces

- Scalar and vector quantities
- Contact and non-contact forces
- Gravity and weight
- Resultant forces
- Vector diagrams
- Resolving forces
- Work done and energy transfer
- Forces and elasticity
- Required practical 6: Stretching a spring
- Moments
- Balanced moments
- Levers and gears
- Pressure in fluids
- Floating or sinking
- Speed
- Velocity
- Distance-time graphs
- Acceleration
- Acceleration 2
- Newton's first law of motion
- Newton's second law of motion
- Newton's third law of motion
- Forces acting on a skydiver
- Required practical 7: Acceleration
- Vehicle stopping distance
- Force and braking
- Momentum
- Conservation of momentum
- Change in momentum

### Magnetism

- Permanent and induced magnets
- Magnetic fields
- Electromagnets
- Electromagnetic devices
- The motor effect
- The electric motor
- Loudspeakers and headphones
- The generator effect
- The alternator and dynamo
- The microphone
- Transformers
- Transformer calculations