Physics

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Across
  1. 4. point on a wave is the minimum value of a wave
  2. 5. the degree of highness or lowness of a tone.
  3. 7. the measure of the height of the wave
  4. 9. point on a wave is the maximum value of a wave
  5. 10. reflection of sound that arrives at the listener with a delay after the direct sound
Down
  1. 1. the distance between adjacent crests or trough
  2. 2. vibrations that travel through the air or another medium
  3. 3. the number of occurrences of a repeating event per unit of time.
  4. 6. unit of frequency
  5. 8. a pleasant, continuous and uniform sound produced by the regular and periodic vibrations