Waves crosswords

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Across
  1. 1. distance from one wave peak to another wave peak
  2. 4. two waves are completely out of phase
  3. 6. how many cycles of compression and rarefaction occur per second
  4. 7. frequency unit of measure
  5. 9. concentration of force, or force per area
  6. 12. time required to complete one cycle
  7. 13. two or more in phase waves in the same physical region
  8. 15. propagate by particle compression and rarefaction that results in particle motion that is in the same direction as the wave propagation direction
Down
  1. 2. distance wave can travel per unit of time
  2. 3. propagate by particle motion that is perpendicular to the wave propagation direction
  3. 5. works in both medium or vacuum
  4. 8. during compression increases, during rarefaction decreases
  5. 10. Mechanical energy that is transmitted through a medium by forces acting on molecules.
  6. 11. maximum variation of a variable from its mean value
  7. 14. combination of the transducer, the ultrasound system and the user.