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sound
science snow days
| Term | Definition |
|---|---|
| sound wave | a wave of compression and rare faction |
| medium | a material that all waves can pass through and transfer energy |
| pitch | quality of sound governed by the rate of vibrations |
| doppler effect | an increase or decrease in the frequency of sound, light, or other waves |
| loudness | a characteristic of sound that correlates to the physical amplitude of the sound wave |
| decibel | a unit to measure the intensity of sound |
| echo | a rebound of sound waves off an object |
| echolocation | the location of objects using the echo of sound |
| interference | when 2 or more EM waves combine to form a more powerful wave |
| sonic boom | a loud explosive noise created when an aircraft travels faster than the speed of sound |
| standing wave | a vibration of a system in which some particular points remain fixed |
| resonance | the quality of a sound being very deep |
| sound quality | a typical assessment of the enjoyability of audio device output |
| noise | a very loud sound |
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