Choice Board

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Across
  1. 4. maxima of two waves are 180 degrees out of phase
  2. 9. wave vibrating in direction of propagation
  3. 12. frequency of waves
  4. 13. also called shear waves
  5. 15. max height of a wave
Down
  1. 1. max of two waves add to equal a different amplitude
  2. 2. type of radiation that includes light and gamma rays
  3. 3. distance a wave travels in a set time
  4. 5. the disitribution of electromagnetic radiation
  5. 6. frequency difference between the source and the when they reach observer
  6. 7. distance between bumps of a wave
  7. 8. sudden change in the direction of a wave
  8. 10. substance or material carrying a wave
  9. 11. change in wave direction from changing mediums
  10. 14. light or waves spread out after going through narrow space