Waves

123456789101112131415161718192021
Across
  1. 3. The sound from moving sources
  2. 5. the bottom of a wave
  3. 7. Sound travels slowest through this
  4. 9. Can be produced by sound
  5. 11. Unit of sound measuring.
  6. 15. A wave perpendicular to direction
  7. 18. Low pressure in a sound wave.
  8. 19. Increased with amplitude
  9. 20. sound travels fastest through this
  10. 21. Height above the medium
Down
  1. 1. Is directly related to amplitude
  2. 2. A wave in the same direction
  3. 4. The number of waves passing a point in time
  4. 6. From one crest to the next crest
  5. 8. high pressure in sound waves
  6. 10. high or low sound
  7. 12. The top of a wave
  8. 13. Solids, liquids, gasses
  9. 14. Mechanical vibrations
  10. 16. Caused by sound traveling faster than the speed of sound
  11. 17. The combination of two or more different sound waves