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Introduction sound
Term | Definition |
---|---|
Sound wave | an audible vibration that travels through air or water. |
Frequency | Number of waves to pass a point in one second. |
Amplitude | Distance from rest to crest or rest to trough. |
Wavelength | Distance from crest to crest. |
Crest | Point that exhibits maximum amount of upward displacement from the rest position. |
Trough | Point that exhibits maximum amount of downward displacement from the rest position. |
Pitch | The quality of the sound determined by the rate of vibration. |