Waves

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Across
  1. 3. distance between repeating points on a wave
  2. 6. light energy taken in by a material
  3. 7. highest point of a transverse wave
  4. 11. time for one complete wave cycle
  5. 12. material allowing some light through
  6. 15. spreading of waves around obstacles or openings
  7. 17. area where particles are spread apart
  8. 19. material a wave travels through
  9. 21. how high or low a sound is
  10. 27. wave that can travel without a medium
  11. 28. wave bouncing off a surface
  12. 29. change in pitch caused by motion
  13. 30. number of waves passing per second
Down
  1. 1. increased vibration when frequency matches natural frequency
  2. 2. full range of electromagnetic waves
  3. 4. area where particles are close together
  4. 5. repeated motion around a resting position
  5. 8. mixing pigments to create colors
  6. 9. mixing light to create colors
  7. 10. repeated back-and-forth motion
  8. 13. wave with particle motion perpendicular to wave direction
  9. 14. wave with particle motion parallel to wave direction
  10. 16. passage of light through a material
  11. 18. size of the wave disturbance
  12. 20. perceived strength of a sound
  13. 22. transfer of energy through space or matter
  14. 23. image where rays appear to meet
  15. 24. overlapping of waves
  16. 25. lowest point of a transverse wave
  17. 26. bending of a wave entering a new medium