Across
- 3. description of how high or low the sound seems to a person and is determined by the amplitude.
- 4. unwanted sound and a subtle pollutant which can threaten the health or well being of an individual
- 10. three or more notes played together
- 11. is a wave in which the the particles vibrate perpendicularly
- 12. unit used to measure sound intensity or loudness
- 15. is a wave in which the particles of the medium vibrate parallel to the direction of the wave propagation
- 16. is where particles of the medium are close together
- 17. unit to measure pitch and frequency
- 19. is the lowness or highness of sound
- 20. it is where waves travel the fastest
Down
- 1. is the property of a tone that distinguishes it from another tone
- 2. a frequency above 20,000 Hz
- 5. a frequency below 20 Hz
- 6. is a longitudinal wave that is created by vibrating sounds.
- 7. it is where waves travel the slowest
- 8. number of sound waves that passes through a point in a certain time
- 9. is where particles of the medium are apart
- 13. reflected sound
- 14. refers to the energy delivered to a unit area per unit time
- 18. a material that sound waves can travel through