Wave properties

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Across
  1. 2. two waves are out of phase
  2. 3. caused by relative
  3. 4. product of frequency time of wavelength
  4. 10. radiation traveling in waves
  5. 11. bouncing wavefront back to original medium
  6. 13. change in direction of a passing wave
  7. 15. number of waves passed
  8. 16. distance between crests of a wave
Down
  1. 1. maximum of two waves add together
  2. 5. spreading of waves around obstacles
  3. 6. of the observer and the wave source
  4. 7. distribution of electromagnetic radiation according to frequency or wavelength
  5. 8. maximum displacement or movement
  6. 9. substance that transfers energy or light from on to another
  7. 12. elastic compression of medium
  8. 14. wave vibrating at right angles