Waves and Energy

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Across
  1. 3. When a wave travels through a medium or into a new medium
  2. 5. The measurement from base to top
  3. 8. The number of waves that pass a fixed point in unit time
  4. 9. The process of something being absorbed
  5. 14. Height of a wave
  6. 19. The capacity or power to do work
  7. 20. Not able to be seen through; not transparent
  8. 23. The physical interaction among electric charges, magnetic moments, and the electromagnetic field
  9. 24. Allowing light to pass through so that objects behind can be distinctly seen
  10. 25. Unit to measure the frequency
  11. 26. The substance that carries a wave (or disturbance) from one location to another
Down
  1. 1. The change in direction of a wave passing from one medium to another caused by its change in speed
  2. 2. Top of a wave
  3. 4. The spreading of waves
  4. 6. Relating to or resulting from motion
  5. 7. How long the wave is
  6. 10. Allowing light, but not detailed shapes, to pass through; semi transparent
  7. 11. Running lengthwise rather than across
  8. 12. The rate at which someone or something is able to move or operate
  9. 13. The bouncing back of light into the same medium after striking a surface
  10. 15. A dimensionless quantity representing the amount of matter in a particle or object
  11. 16. Unit to measure sound
  12. 17. Working or produced by machines or machinery
  13. 18. Having or showing the capacity to become or develop into something in the future
  14. 21. Bottom of the wave
  15. 22. A wave whose oscillations are perpendicular to the direction of the wave's advance