Waves

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Across
  1. 2. The lowest point on a wave.
  2. 5. The distance from the rest position to the crest or trough.
  3. 11. The ability to do work or cause change.
  4. 12. Back-and-forth motion that produces waves.
  5. 14. A state of matter with a definite shape and volume.
  6. 16. — A sound with a low amount of energy.
  7. 17. Areas in a longitudinal wave where particles are spread apart.
  8. 19. A sound with a high amount of energy.
  9. 20. A state of matter with a definite volume but takes the shape of its container.
Down
  1. 1. The highest point on a wave.
  2. 3. A state of matter that spreads out to fill any container.
  3. 4. The unit used to measure frequency.
  4. 6. A wave where particles move parallel to the direction of travel.
  5. 7. Areas in a longitudinal wave where particles are close together.
  6. 8. Wave A wave made by vibrating matter that transfers sound energy.
  7. 9. The distance between two matching points on a wave.
  8. 10. — The number of waves that pass a point in one second.
  9. 13. How high or low a sound seems.
  10. 15. A wave that moves particles up and down while energy moves sideways.
  11. 18. The material or matter through which a wave travels.