Sound and Light Vocab

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Across
  1. 2. how high or low a sound is
  2. 8. you see yourself in the mirror because of this behavior of light
  3. 10. a material through which a wave travels
  4. 12. an example of a transparent object
  5. 14. sound waves; particles in a medium compress to allow sound to travel
  6. 15. an example of a translucent object
  7. 17. when waves hit a new medium and bounce back to their source
Down
  1. 1. a material that allows NO light to pass through it
  2. 3. when waves reach a new medium and continue to travel straight through
  3. 4. when waves reach a new medium and bend from a straight path-- light only
  4. 5. a material that allows SOME light to pass through it
  5. 6. you see rainbows because of this behavior of light
  6. 7. how loud or soft a sound is
  7. 9. light waves; waves move up and down allowing light to travel
  8. 11. a material that allows ALL light to pass through it
  9. 13. an example of an opaque object
  10. 16. the ability to do work or cause change