Across
- 2. part of a sound wave where particles are stretched out
- 3. increasing this increases loudness, height of a wave
- 4. the distance from one crest to another
- 6. best science teacher you have this year
- 8. a type of wave that does not require a medium like light
- 11. number of waves per second, measured in Hertz
- 14. the stuff that mechanical waves need to travel
- 16. where one thing vibrating causes another to vibrate
- 19. type of interference where waves cancel eachother
- 20. type of interference where waves meet and build energy
Down
- 1. a type of wave that requires a medium
- 5. ________ membrane. Also called ear drum
- 7. a disturbance in a medium that transfers energy
- 9. type of wave where particles move parallel to the direction of the energy
- 10. type of wave where particles move at right angles to the direction of energy
- 12. is determined by amplitude
- 13. EEEEEowwww!(2 words, no space)
- 15. funnel-shaped part of outer ear
- 17. part of a longitudinal wave where particles are squished together
- 18. how high or low a sound seems