Wavescross

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Across
  1. 1. The number of oscillations per unit time
  2. 3. The highest point of a wave
  3. 5. Effect related change in wave frequency
  4. 7. The region in a longitudinal wave where particles are closest together
  5. 9. The distance between two consecutive crests of a wave
  6. 14. When two waves overlap
  7. 16. Area where particles are spread apart
  8. 17. Regular back and forth motion of waves
  9. 18. The lowest point in a wave
  10. 20. Mechanical waves that travel through air, water, and solids, allowing us to hear sounds/
Down
  1. 2. Wave Wave that does not require a medium (light, radio waves)
  2. 4. Wave Wave where particles move perpendicular to the direction of travel
  3. 6. Bending of waves due to change in speed
  4. 8. The normal position of the medium when no wave is present
  5. 10. Speed The speed at which energy travels through a medium
  6. 11. Spreading of waves around obstacles
  7. 12. When a wave bounces off a surface
  8. 13. The time it takes for one complete wave cycle
  9. 15. Wave Wave where particles move parallel to the direction of travel
  10. 19. Wave Wave that requires a medium (sound, water waves)