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.

Unit 2 - Physical Science Extension

Content

• Ray diagrams
• Snell's law
• Diffraction
• Sound waves
• Digital and audio information transmission
• Echo location and sonar
• Radar

Unit 2 - Life Science Extension

Content

• Brain dissection
• Reaction time experiments (ruler)
• Reflex arc
• Circus (touch sensitivity of two stimuli)
• Action potential
• Neuron
• Synapse
• Research neurological disease (Eagleman documentary)
• Brain illusions/optical illusions