Waves

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Across
  1. 2. wave perpendicular to the direction of the wave
  2. 4. cause change
  3. 7. particles in the medium closest together
  4. 10. wave parallel to the direction of the wave
  5. 11. that pass by a point each second
  6. 12. particles are farthest apart
Down
  1. 1. same point on the next wave
  2. 3. wave empty space and through matter
  3. 5. wave only through matter
  4. 6. highest point on a transverse wave
  5. 8. lowest point on transverse wave
  6. 9. energy from one place to another