Properties of electromagnetic waves 1 knowledge questions for AQA GCSE Physics and Combined Science

  1. When electromagnetic waves pass through as a substance what four things can happen to them?
  2. When light passes through glass it can refract. What happens to the speed, frequency and wavelength of the wave.
  3. Draw a diagram of a ray of light being refracted passing from air into glass.
  4. Why does the light slow down and which way does it bend?
  5. What is a wavefront?
  6. Draw a refraction diagram showing what happens to the wavefronts.

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