Other questions in this quiz

2. When waves slow down they bend ___________ the normal

  • Towards
  • Away from

3. When light enters glass or plastic it does what?

  • Speeds up
  • Slows down
  • Stays the same

4. if light hits a boundary at 90°, along the normal, it'll slow down but not change direction

  • True
  • False

5. Above a certain angle of incidence, called the critical angle, how much of the light will be reflected back?

  • Little
  • All
  • None
  • Some
  • Most


Miss KHP

Quiz yourself and see how good you are at total internal reflection.

If you are not up to scracth just yet, go and find some good revision tools for this topic and come back and do the test again. Remember, practice makes perfect!

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