Investigating Light Waves

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Across
  1. 3. When the wave energy is taken in. [8]
  2. 5. - Property of a material that stops all light passing through. [6]
  3. 7. A type of wave where the energy is transferred at a right angle to the direction that the wave is
  4. 9. - All the light is reflected in one direction (mirror-like) [8,10]
  5. 13. -The angle of reflection = the angle of ________. [9]
  6. 14. The change in direction of a wave as it moves through a surface at different speeds. [10]
Down
  1. 1. [10]
  2. 2. Property of a material that allows all light to pass through. [11]
  3. 4. How much ‘stuff’ there is in a given space. [7]
  4. 6. When a wave bounces off a surface. [10]
  5. 8. - Part of the eye that absorbs light. [6]
  6. 10. to give out light [4]
  7. 11. The light way that bounces back off the surface. [9,3]
  8. 12. Part of the eye that focuses the light. [4]