Sound Vocabulary

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Across
  1. 1. how high or low a sound is; determined by the frequency of the vibration
  2. 3. sound waves travel through different (?) in different materials
  3. 5. the low part of a wave
  4. 7. how much sound energy reaches the ear
  5. 8. the high point of a wave
  6. 11. the length between the compressions in a sound wave
  7. 13. the measure of a sound wave
Down
  1. 2. sound waves produced by vibrations in matter
  2. 4. the reflection of sound
  3. 6. what sound waves travel the fastest in
  4. 7. to move back and forth
  5. 9. a change that carries energy from one place to another
  6. 10. the matter trough which waves travel
  7. 12. Waves are disturbances that transfer (?) from one point to another