Across
- 6. results when two waves meet constructively or destructively
- 7. height of the wave
- 8. ray that strikes the barrier
- 9. quantitative description of sound
- 11. quality of sound wave
- 13. also called compressional wave
- 14. study of sound
- 15. longitudinal wave used for communication
- 17. opposite of rarefaction
- 21. set of points in a series of waves
- 25. particle with equal displacement and velocity
- 26. bending of waves as they pass through openings
- 27. generated by earthquake
- 28. object that travel faster than light
- 30. highest point in a wave
Down
- 1. energy carried by the wave
- 2. a motion that repeats itself over and over again
- 3. distance from crest to crest
- 4. travels through the surface of the earth
- 5. needs a medium to travel
- 10. particles of the medium are vibrating
- 12. do not require a medium to travel
- 16. travels through earth's interior
- 18. speed of wave
- 19. produced by super sonic
- 20. time required to make cycle
- 22. lowest point in a wave
- 23. bending of waves
- 24. turning back of waves
- 29. highness and lowness of sound