Other questions in this quiz

2. What is the red shift?

  • It happens when an object moves away from you
  • It happens when an object moves closer to you
  • its when the colour red shifts
  • it's when sound stops

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

  • ---
  • Radio
  • microwave
  • light

4. What direction is the blue shift?

  • Down
  • Right
  • Left
  • Up

5. Gamma rays can:

  • Cause cancer
  • harm the eyes and skin
  • cause blindess
  • internal tissue heating

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