Energy

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Across
  1. 1. to move or to change
  2. 4. energy in motion
  3. 5. a material that allows the flow of energy
  4. 6. the combination of kinetic and potential energy
  5. 8. allowing light to pass through
  6. 11. the degree of highness or lowness of a tone
  7. 13. this type of energy can be transformed into heat, light and sound energy
  8. 14. this type of energy is associated with vibrations
  9. 15. this type of circuit will allow electricity to pass through
Down
  1. 2. occurs when light changes direction as a result of bouncing off a surface.
  2. 3. the change in direction of a ray of light, passing from one medium to another.
  3. 7. allowing light, but not detailed images to pass through
  4. 9. stored energy
  5. 10. not able to be seen through
  6. 12. tool used to measure mass