Physics Crossword

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Across
  1. 4. Type of waves that need matter to carry them
  2. 5. Unit sounds are measured in
  3. 7. A mechanical wave that moves longitudinally through matter
  4. 9. Height of a peak in a wave
  5. 10. Distance between peaks of a wave
  6. 12. The study of sound
Down
  1. 1. Type of wave where molecules move parallel to the direction of the wave
  2. 2. Different materials sound can travel through
  3. 3. Type of wave that transfers energy in a vacuum
  4. 6. Type of wave that moves molecules in a circular motion
  5. 8. Frequency of a sound wave
  6. 11. Type of wave where molecules move perpendicular to the direction the wave in traveling