Mechanical Waves Review Crossword Puzzle

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Across
  1. 2. A change in direction as waves bounce off a barrier between 2 media.
  2. 6. Occurs when 2 waves are in the same place at the same time.
  3. 9. Another word for combining 2 wave pulses to create a wave.
  4. 14. A change in direction as waves pass through an opening.
  5. 15. When you decrease the frequency of a wave, what happens to the period?
  6. 18. Lowest point on a wave.
  7. 19. Transports energy without transporting matter.
Down
  1. 1. How long it takes for 1 wave to pass a certain point.
  2. 2. Point on a longitudinal wave with the minimum density.
  3. 3. A soccer coach paces along the sideline 40 times in 20 seconds. What is the frequency of his pacing, in Hertz?
  4. 4. This type of wave moves up and down.
  5. 5. This type of wave does not move up and down.
  6. 7. Point on a longitudinal wave with the maximum density.
  7. 8. The distance from the equilibrium position to a crest or trough.
  8. 10. A single disturbance moving through a medium.
  9. 11. A change in the direction as waves pass from 1 medium to another.
  10. 12. One thing that mechanical waves require but EM waves do not.
  11. 13. What is the wavelength of a wave that has a period of 25 s and a speed of 2 mm/s?
  12. 16. Highest point on a wave.
  13. 17. In this type of wave, particles of the medium undergo a circular motion.