waves crossword

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Across
  1. 5. the maximum displacement or distance moved by a point
  2. 7. secondary waves and electromagnetic waves are examples of
  3. 8. the change in direction of a wave passing from one medium to another caused by its change in speed. like a stick in water.
  4. 9. the number of waves that pass a fixed point in a given amount of time
  5. 11. the distance a wave travels in a given amount of time
  6. 12. the change in frequency of a wave in relation to an observer who is moving relative to the wave source.
  7. 13. the entire distribution of electromagnetic radiation according to frequency or wavelength
  8. 14. the flow of energy through a material in the form of electric and magnetic fields
  9. 15. the amplitude of the resulting wave is equal to the sum of the individual amplitudes.
Down
  1. 1. bouncing the wavefront back into the original medium. like a mirror.
  2. 2. waves where the displacement of the medium is in the same direction as the direction of the travel of the wave. like a slinky.
  3. 3. the spreading of waves around obstacles
  4. 4. a positive displacement of one wave is cancelled exactly by a negative displacement of the other wave.
  5. 6. the distance between identical points
  6. 10. material