vocab words

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Across
  1. 2. the distance from one crest or trough to the other
  2. 4. increases amplitude when waves interact
  3. 9. a high point of a wave
  4. 10. how long or high you perceive a sound to be
  5. 11. distance from rest position to crest or trough
  6. 13. the apparent bending of waves around obstacles
  7. 16. the light beams will reflect at many different angles
  8. 18. a traveling oscillator that carries energy from one place to another
  9. 19. to separate into opposites
Down
  1. 1. the result of two or more waves over lapping
  2. 3. decreases amplitude when waves interact
  3. 5. a low point of a wave
  4. 6. the bending of a wave as it passes at an angle from one medium to the other
  5. 7. when an object vibrates at or near the resonant frequency of the second object
  6. 8. a solid, liquid or gas that is vibrated
  7. 12. it's the time it takes to move one cycle
  8. 14. the return of a wave as it hits a boundary
  9. 15. refers to how many cycles happen in one second
  10. 16. A change in the observed frequency of a wave, as of sound or light, occurring when the source and observer are in motion relative to each other
  11. 17. it equals frequency times wavelength