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10 Cards in this Set
- Front
- Back
Compression |
Bunched up particles in a vibration |
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Vibrations |
Very quick back and forth motions |
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Rarefaction |
Spread out particles in a vibration |
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Sound quality |
Depends on an instrument size, shape, and material |
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Low pitch |
Long, thick, loose vibration string. |
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High pitch |
short, thin, tight vibrating string |
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Frequency |
number of vibrations per second |
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Hertz |
unit of measurement for frequency |
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Noise |
Random , unorganized, harsh sound |
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Music |
Composed, organized, pleasant sound |