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PS_Sound - Sound is created by motions and vibrations of...

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1 Sound is created by motions and vibrations of objects in the environment. The nature of those motions is determined by the forces impinging on the objects and their resonance characteristics.
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2 Imagine increasing the friction in the simple spring-mass oscillator.
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3 Forced vibrations and resonance curves. Imagine tapping the block in the spring- mass oscillator at different tapping frequencies.
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4 Sound is produced by moving objects that create pressure waves.
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