Across
- 5. the amount of space that a substance or object occupies
- 9. a machine that produces sound
- 11. a physical phenomenon caused by the displacement or electrons that induce electric fields
- 13. power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines
- 15. when multiple particles collide
- 17. a sound
- 18. a swaying motion
- 19. the highness or lowness of a tone
- 20. the action of distorting something
Down
- 1. a machine used for cleaning the ground
- 2. a membrane in your cochlea
- 3. measured in hertz
- 4. hairs in your ear
- 6. a type of speaker
- 7. how far above or below a wave is from the starting point
- 8. strength or energy as an attribute of physical action or movement
- 10. to protect your ears from most sound
- 12. when two or more objects collide
- 14. air-liquids-gas
- 16. a minute proportion of matter