Waves Crossword

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Across
  1. 2. light is transmitted easily
  2. 5. interference in which the crest of one wave overlaps the crest of another wave
  3. 7. reflection off a smooth surface
  4. 9. rays detected as heat
  5. 10. reflection off a rough surface
  6. 11. wave that needs a medium to transfer energy
  7. 12. reflects all colors
  8. 15. wave with highest frequency, shortest wavelength
  9. 18. light is scattered as it passes through
  10. 21. interference in which the crest of one wave meets the trough of another wave
  11. 22. wave in which energy causes matter in the medium to move up and down or side to side
  12. 23. light ray bounces off a surface
  13. 25. lowest point of the wave
  14. 26. refraction in which waves converge to a focal point
  15. 27. light that includes R.O.Y.G.B.I.V.
Down
  1. 1. when waves combine to form a single new wave
  2. 3. wave with lowest frequency, largest wavelength
  3. 4. bending of light as it passes through different substances
  4. 6. does not transmit light
  5. 8. refraction in which waves diverge
  6. 12. distance between crests
  7. 13. the distance from the undisturbed level to the crest or trough
  8. 14. used to see bones
  9. 16. absorbs all colors
  10. 17. mechanical wave in which matter in the medium moves forward and backward
  11. 19. rays emitted by the sun, a, b, and c types
  12. 20. wave that does not need a medium to transfer energy
  13. 24. highest point of the wave