waves

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Across
  1. 1. ray
  2. 3. mechanical
  3. 6. how often
  4. 8. how long
  5. 9. the bottom of wave
  6. 12. Bends light
  7. 13. blurry window
  8. 15. height of the wave
  9. 18. wavelength
  10. 19. Heats food
  11. 24. Reflects not clear light
Down
  1. 2. energy without a medium
  2. 4. the vibration
  3. 5. Visible light
  4. 7. colors
  5. 10. 3D separates light
  6. 11. energy
  7. 14. Music waves
  8. 16. time it takes
  9. 17. Perpendicular waves
  10. 20. energy with a medium
  11. 21. short wavelength
  12. 22. Reflects light
  13. 23. top point
  14. 24. Let light in