wave-light vocab

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Across
  1. 3. two waves that apeare to stand still while interfering with each other
  2. 4. point with 0 amp
  3. 7. high point in wave
  4. 9. low point in wave
  5. 10. transfer of energy from place to place
  6. 11. combined action or effect things have on each other
  7. 12. bending of wave due to change in speed
  8. 15. waves combined to form large amp wave
  9. 18. is the distance between crest
  10. 19. max distance medium vibrates from rest
  11. 20. ability to work
  12. 21. an area where the wavelength is shorter
  13. 22. move in same way or parallel as the wave
  14. 24. rest on liquid with out sinking
  15. 26. wave that travels at a right angel
  16. 27. point with max amp
  17. 28. two objects vibrate at the same frequence and that enlarges the amp
Down
  1. 1. wave that require a medium to travel
  2. 2. the bouncing back of a wave
  3. 5. quality of something
  4. 6. back and forth and up and down
  5. 8. waves combined to form a wave of smaller amp
  6. 13. amount of waves that pass a point
  7. 14. material that wave travels through
  8. 16. an area where wavelength is longer
  9. 17. light moves around a barrier and spreads out
  10. 23. waves over lap when they meet
  11. 25. number of waves that pass each second