Other questions in this quiz

2. When is energy transferred?

  • When light waves hit a an absorber
  • When the energy is heated up
  • When the light waves hit a keeper
  • When the energy is moved by someone

3. Light energy is emitted by sources of what?

  • Heat waves
  • Sound waes
  • Light waves
  • Wind power

4. What does the convex lens do in the eye?

  • it stops infections getting into the eye
  • it creates the images for us to see
  • Changes shape to focus light from objects at varying distances
  • it cleans the eye

5. What produces light?

  • Electricity
  • Luminous objects
  • Our eyes
  • Non - luminous objects

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