Unit 3 Cross Word

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Across
  1. 3. The Electromagnetic waves that can be used to check if you have a broken bone
  2. 5. sudden change in the direction of of a wave that strikes the boundary between different mediums
  3. 7. what comes after visable light
  4. 9. The wave with the most amount of energy
  5. 10. The distance between successive crests or troughs is called
  6. 11. energy
  7. 15. motion in which all points on a wave oscillate along paths at right angles to the direction of the wave's advance
  8. 18. when the path difference within successive crystal planes is equal to an integral number of wavelengths of the electromagnetic radiation
  9. 20. the substance that is used to transfers evergy from one thing to another
  10. 21. The type of waves that can travel through a vacuum
Down
  1. 1. where two waves are completely out of phase
  2. 2. change in direction of a wave passing from one medium to another caused by its change in speed
  3. 4. Can not travel through a vacuum
  4. 6. The lowest point on a wave
  5. 8. Electromagnetic waves that people can see
  6. 12. The highest part of a wave
  7. 13. Spreading of waves around obstacles
  8. 14. The number of different types of electromagnetic waves
  9. 16. What medium only electromagnetic waves can pass through
  10. 17. What color represents
  11. 19. The type of wave with the least amount of energy