Light Review (10.1-10.3)

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Across
  1. 2. Light travels ________ in air than water.
  2. 3. The imaginary line drawn at a right angle (90°) to a reflecting surface.
  3. 6. A material that allows light to be transmitted through it clearly.
  4. 9. The path along which light travels.
  5. 10. A type of light beam where rays come together to a single point.
  6. 12. Objects that give out or emit their own light.
  7. 13. In the same ________ light will travel in straight lines.
  8. 14. The law of reflection states that the angle of reflection is equal to the angle of ________.
  9. 16. A material that does not allow any light to pass through it.
Down
  1. 1. The process of light bouncing off a surface.
  2. 4. A bundle of light rays traveling together.
  3. 5. A material that allows some light to pass through, but not all.
  4. 7. A type of light beam where the rays stay the same distance from each other.
  5. 8. Objects that do NOT give out their own light, such as the Moon or a tree.
  6. 11. Space where there is no matter; light can travel through this, but sound cannot.
  7. 15. Light is a form of ________ that can be detected by our eyes.