This is our hand-picked collection of the best revision videos from around the web. We've carefully chosen the most up to date content which applies to the current AQA Physics specification. We'd love to hear your suggestions or display your own content here, just let us know using the contact form.

- 1.1 SI Units
- Quantities vs Units
- Base units
- Derived units
- Unit prefixes
- Estimating physical quantities
- The greek alphabet
- 1.2 Limitations of Physics Measurements
- Accuracy, precision, error and uncertainty
- Absolute uncertainty
- Percentage uncertainty in single measurements
- Percentage uncertainty in multiple measurements
- Percentage uncertainty in gradients
- Percentage difference
- The scientific community
- Variables
- Control variables, fair tests and causation
- Common control variables
- Anomolous results
- Results tables
- Results tables for log values
- Drawing graphs
- Gradients and y-intercepts
- Using micrometers and calipers
- How to read a vernier scale
- Parallax error and how to minimise it
- Zero error
- Light gates and data loggers
- Ticker timers

- 2.1 Particles
- The A to Z of isotopes
- The size, mass and density of the nucleus
- The strong nuclear force
- The standard model of physics
- Baryons and mesons
- Beta decay and its nuclear equations
- Feynman diagrams
- 2.2 EM Radiation and Quantum Phenomena

- 3.1 Progressive and Stationary Waves
- An introduction to waves
- Wavelength, period, amplitude and phase difference
- The wave equation
- Reflection, refraction, diffraction and polarisation
- Amplitude and intensity
- The transverse nature of EM waves
- Wavelengths and frequencies of EM waves
- EM wave speed and refractive index
- Polarisation of waves
- Using microwaves to show polarisation
- Refraction and snell's law
- Total internal reflection and critical angle
- Refrection extra points
- Optical fibres
- Superposition of waves
- Coherence and path difference
- Phase and phase difference
- Two source interference of waves
- Young double slit experiment
- Diffraction gratings
- Velocity of waves on a string
- Standing waves on a string
- Stationary waves on a string
- Stationary waves in an open tube

- 4.1 Force - Scalars and Vectors
- Scalars vs vectors
- Displacement vs distance
- Adding vectors - graphically and mathematically
- Subtracting vectors
- Resolving vectors
- 4.1 Force - Motion
- Speed, velocity and acceleration
- Distance-time and speed-time graphs
- Displacement-time and velocity-time graphs
- Tricky points on s-t and v-t graphs
- SUVAT equations of motion
- Deriving the SUVAT equations
- Solving SUVAT equations
- Stopping, thinking and braking distances
- Car safety features
- Projectile motion (part 1)
- Projectile motion (part 2)
- Projectile motion (part 3)
- The monkey and hunter example
- 4.1 Force
- Force, mass, acceleration and newton's second law
- Mass and weight
- Centre of mass and graivty
- Free body diagrams and objects on an inclined plane
- Drag, air resistance and water resistance
- Terminal velocity
- The principle of moments
- Torque of a couple
- Density
- Pressure
- Pressure in liquids and fluids
- Upthrust and archimedes' principle
- 4.1 Energy
- Work done
- Kinetic energy
- Potential energy
- Conservation of energy
- Conservation of mechanical energy
- Power
- Mechanical power
- Efficiency
- 4.1 Momentum
- Newton's first law
- Newton's second law
- Calculating net force and acceleration
- Newton's third law
- Linear momentum
- Conservation of linear momentum
- Impulse (and how to get a straw through a potato)
- Elastic and inelastic collisions
- 4.2 Materials

- 5.1 Current Electricity
- Intensity of current
- Quantity of charge
- Kirchhoff's first law
- Conductors, insulators and semi-conductors
- Circuit symbols
- Potential difference vs electromotive force
- Kirchhoff's second law
- The volt and W=VQ
- Energy gained by particles through a potential difference
- Resistance and Ohm's law
- Resistance and temperature
- Resistance and cold temperatures (with liquid nitrogen)
- IV Characteristics of resistors, lamps, diodes and LEDs
- The light dependent resistor
- The NTC thermistor
- Resistivity
- Electrical power
- The kilowatt hour
- Resistors in series
- Resistors in parallel
- How to make circuits that work every time
- Internal resistance and how to measure it
- Potential divider circuits
- How to solve circuit problems

- 6.1 Further Mechanics
- 6.2 Thermal Physics

- 7.1 - 7.5 Gravitational, Electric and Magnetic Fields

- Telescopes
- The lens equation
- Refracting telescope in normal adjustment
- Limitations of telescopes
- Reflecting telescope
- Detecting radiation & CCDs
- Cosmic distance ladder
- Absolute & apparent magnitude
- Stefan's law & Wien's law
- Stellar classes & the HR diagram
- Stellar evolution
- Doppler effect
- Hubble's law
- Dark side of astrophysics
- Quasars

- Ultrasound I: Production & principles
- Ultrasound II: A-scans, B-scans & M-scans
- Ultrasound & Magnetic Resonance Imaging
- MRI I: Physics behind MRI
- MRI II: Localisation of the signal & MRI machine
- The X-ray tube
- X-ray production
- X-ray attenuation I
- X-ray attenuation II
- X-ray image intensifiers & contrast
- CAT / CT scanners
- Nuclear medicine & tracers I
- Nuclear medicine & tracers II: Gamma camera

- Rotational dynamics I: Introduction
- Rotational dynamics II: Airplane propeller
- Rotational dynamics III: Rotating circular table
- Rotational dynamics IV: Turntable
- Rotational dynamics V: Pulsar
- Rotational dynamics VI: Grinding wheel
- Moment of inertia
- Rotational kinetic energy
- Angular momentum
- First law of thermodynamics
- Engine cycles
- Second law of thermodynamics

- Wave particle duality
- Electromagnetic waves
- Photoelectric effect
- Electron microscrope
- Michelson-Morley experiment
- Special relativity
- Time dilation