Waves Crossword Puzzle

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Across
  1. 7. The lowest point on a wave
  2. 8. Frequency (high-low)
  3. 10. cone shaped, happens when objects move faster than the speed of sound
  4. 11. (T) The time that it takes to complete one complete cycle
  5. 12. Displacement perpendicular to wave direction (ocean light)
  6. 13. Sharp crack hear when a shock wave arrives
  7. 14. The height of the wave
  8. 16. forcing something to vibrate
  9. 17. molecules close together (crest) (up pressure)
  10. 19. (f) How often or how quickly a wave passes by
  11. 20. frequency shift due to motion
  12. 21. The length from one crest to the other
Down
  1. 1. molecules far apart (trough) (further down trough)
  2. 2. appear to not be moving along the medium
  3. 3. displacement II to wave direction (sound)
  4. 4. 20-20,000 Hz
  5. 5. (m/s) How fast the wave was moving (V=f*Lambda)
  6. 6. When two waves overlap and make a smaller wave
  7. 9. The highest point on a wave
  8. 15. When two waves overlap and make a bigger wave
  9. 18. metal with two stakes that vibrates when hit together