Waves And Energy
Across
- 4. any wave frequency that is greater than the upper limit of human hearing ability
- 7. waves that are created by energy passing through water
- 9. sound navigation and ranging
- 12. the change in direction of a wave as it passes from one medium to another
- 14. a wave's peak to peak or trough to trough
- 15. opposite of a crest
Down
- 1. power to provide light and heat
- 2. a wave that is traveling slower than the speed of sound
- 3. the change in wave frequency during the relative motion between a wave source and its observer
- 5. greater than the speed of sound
- 6. a unit of frequency of one cycle per second
- 8. a type of radiation called electromagnetic waves
- 10. the rate at which vibration occurs
- 11. the sensation of a frequency
- 13. point on a surface wave where the displacement of the medium