vocab

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Across
  1. 3. How fast the wave travels .
  2. 4. Rhythmic disturbance transferring energy.
  3. 6. Wave type with compressions rarefactions
  4. 7. Waves needing a medium
  5. 8. Bending due to speed change.
  6. 11. Densely packed area in a longitudinal wave.
  7. 12. Lowest point of a transverse wave.
  8. 13. Time for one full wave cycle .
  9. 14. Unit for frequency.
  10. 16. Bending around obstacles.
  11. 18. Loosely packed area in a longitudinal wave.
  12. 19. Combining waves .
Down
  1. 1. Substance waves travel through.
  2. 2. Bouncing off a surface.
  3. 5. Waves that don't need a medium .
  4. 9. Number of waves passing a point per second .
  5. 10. Measure of wave energy or height.
  6. 15. Highest point of a transverse wave.
  7. 17. Wave type where particles move perpendicular to wave direction