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| With group: Awatapu Science | |
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| Term | Definition |
|---|---|
| semicircular canals | helps keep balance |
| auditory nerve | takes electrical signals to brain |
| cochlea | spiral-shape in inner ear |
| eardrum | sound waves move it in and out |
| earbones | hammer, anvil,and stirrup |
| pitch | frequency of sound wave |
| loudness | amplitude of sound wave |
| vacuum | where no sound possible |
| echo | reflection from hard surface |
| sonar | sound waves finding water depth |
| dense | transmits sounds fast |
| medium | what sound might travel through |
| decibel | the unit of loudness |
| speaker | transforms electrical energy to sound |
| microphone | transforms sound energy to electrical |
| thunder | slow-moving sound of lightning |
| muffler | damps down loud noises |
| damping | soft, rough surfaces prevent echoes |
| Terms | 18 |
| Creator | levya |
| Created | September 23, 2009 |
| Group | Awatapu Science |
| Subject | acoustics |
| Access | Anyone |
| Edit | Via password |