<i>Waves.</i>

4.1 Oscillations
- 4.1.1 Oscillations
4.2 Travelling waves
- 4.2.1 Travelling waves
- 4.2.2 Representing waves with graphs
4.3 Wave characteristics
- 4.3.1 Polarisation and Malus's LAw
- 4.3.2 Problems on Intensity
4.4 Wave behaviour
- 4.4.1 Wave behaviour
4.5 Standing waves
- 4.5.1 Standing waves
Internal Assessment
- IA Speed of sound (drinking straw)
- IA Refractive index (Hodgson's optics kits)