Sound

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Across
  1. 3. A wave that has the ability to do work through vibrations
  2. 5. The way a wave travels
  3. 7. When an object moves back and forth quickly
  4. 8. A part of a longitudinal wave in which the particles are close together
  5. 9. A matter in which sound waves travel the quickest
  6. 10. A matter that a wave travel through
  7. 11. An object vibrating quickly has a ____ ___
Down
  1. 1. A part of a longitudinal wave in which the particles are spread out
  2. 2. Your voice produces sound by your _____ ____ vibrating
  3. 4. An absence of matter
  4. 6. Sound waves are ________ waves
  5. 12. A matter in which sound waves travel the slowest