Unit 2 - Keep in touch

Content

• Energy propagation in waves.
• Frequency, wavelength, wave speed and amplitude.
• Water waves and light waves.
• Reflection and refraction.
• Convex lenses.
• Sight and the eye.
• Wave phenomena.

Skills and understanding

• Calculate wavelength, frequency and speed using the wave equation
• Relate change in wavelength and/or frequency to pitch in sound and colour in light
• Draw and interpret reflection and refraction ray diagrams.
• Label and recall the structure of the eye.