Sound Waves

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Across
  1. 1. Sound waves travel as this type of wave
  2. 3. describes what you actually hear
  3. 6. degree/intensity of heat in an object
  4. 8. Vibrations that travel through the air
  5. 9. how high or low the sound seems to a person
  6. 10. how much matter there is in a given amount of space
Down
  1. 2. the amount of energy the wave carries
  2. 4. the number of vibrations that occur per second
  3. 5. Sound waves require this to travel
  4. 7. ability of a material to bounce back