Waves

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Across
  1. 2. lowest point of a wave
  2. 7. distance between the midline and highest or lowest point of a wave
  3. 9. the amount of energy of a wave
  4. 10. a disturbance that transfers energy
Down
  1. 1. a wave in which the disturbance moves in the same direction as the wave
  2. 3. the number of waves that pass a fixed point in a given amount of time
  3. 4. distance from one wave crest to the next crest or from one trough to the next trough
  4. 5. a wave in which the disturbance moves perpendicular to the direction of the wave
  5. 6. highest point of a wave
  6. 8. the quality of highness or lowness of a sound