AQA
3.3 Waves
In this section on waves there is the development of GCSE content about the properties of travelling waves. Topics include refraction, diffraction, superposition and interference as well as stationary waves.
Learning Checklist
3.3.1 Progressive and Stationary Waves
Wave Properties
4
Transverse and longitudinal waves
Polarisation
2
Evidence for the nature of transverse waves
Electromagnetic Waves
2
Oscillating electric and magnetic fields
Stationary Waves
4
Waves that store energy
3.3.2 Refraction, Diffraction and Interference
Interference
3
Interaction of two or more waves
Diffraction Gratings
1
Plane transmission gratings
Total Internal Reflection
1
TIR in different mediums
The Double Slit
2
Young's famous experiment
Refraction
3
Changing direction of a wave
Optical Fibres
1
High-speed digital communication
Practical Experiments
Practical - Stationary Waves
3
Investigating a wave on a string
Practical - Diffraction Grating
3
Measuring the wavelength of light
Practical - Double Slit
3
Measuring the wavelength of light