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waves and sounds
| Question | Answer |
|---|---|
| frequency of sound | tells you how fast the pressure oscillares. |
| pitch | the property of a sound determined by the frequency of the waves producing it. |
| decibels | the dimensionless unit of a logarithimic scale for expressing the relative intensity of sounds. |
| speaker | a device that is speciially designed to reproduce sounds accurately. |
| acoustics | the science and technology of sound. |
| microphone | a device that transforms a sound wave into an electrical signal with the same pattern of oscilllation. |
| stero | a method of sound reproduction involving multiple speakers to approximate the spatial distribution of the original sound |