Chapter 12 Vocab Exercise

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Across
  1. 2. bending of light
  2. 6. the back and forth motion of an object
  3. 9. energy that is not causing changes now but could cause changes in the future
  4. 11. the energy of either an object in motion or the energy that is stored in objects by their position
  5. 12. light bouncing off of an object
  6. 13. the vibrations that we hear
  7. 14. describes an material that lets nearly all light pass through
Down
  1. 1. the energy of heat
  2. 3. describes a material that lets no light pass through
  3. 4. energy due to motion
  4. 5. The number of compressions that pass by a point each second is the wave's frequency
  5. 7. light and sound travel in this form
  6. 8. the ability to do work or cause change
  7. 10. describes a material that lets some light pass through but not all