Waves Crossword Puzzle

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Across
  1. 5. the distance from the crest to the trough divided by 2.
  2. 7. Interference Any interference in which waves combine so that the resulting wave is smaller than the largest wave of the original waves
  3. 9. back and forth periodic motion.
  4. 11. Wave transmits energy through an empty space.
  5. 14. a maternal or substance a wave travels through
  6. 15. region within a longitudinal wave in which pressure is lower than normal.
  7. 17. Wave A pattern of vibration that stimulates a wave that is still standing.
  8. 19. Wave requires a medium to transport energy from one location to another.
  9. 20. how many seconds pass within a single wave
  10. 21. oscillation or repeating back and forth periodic motion
Down
  1. 1. the number of waves per second
  2. 2. the highest point of a wave
  3. 3. transfer of energy in the form of a disturbance.
  4. 4. one complete wave
  5. 6. Waves the particle motion is parallel to the wave motion.
  6. 8. Interference any interference in which waves combine so that the resulting wave is bigger than the original waves
  7. 10. The combination of two or more waves combine so that the reulting wave is bigger than the original waves.
  8. 12. region within a longitudinal wave in which pressure is greater than normal.
  9. 13. the lowest point of a wave
  10. 16. Waves the particle motion is perpendicular to the wave motion.
  11. 18. Effect An observed change in frequency of a wave when the source or observer is moving