Waves and the universe

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1. What is the blue shift?

  • its when the colour blue moves
  • its when sound stops
  • it happens when an object moves closer to you
  • it happens when an object moves away from you
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Other questions in this quiz

2. A noise of a small amplitude sounds _____ than one with a large amplitude

  • quieter
  • lower
  • louder
  • higher

3. What direction is the blue shift?

  • Down
  • Left
  • Up
  • Right

4. Which one of the following types of electromagnetic wave is used to carry information between masts in a mobile phone network?

  • ---
  • light
  • Radio
  • microwave

5. Ultra Violet can:

  • Internal tissue heating
  • cause blindness
  • Harm the eyes and skin
  • Cause cancer


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