frequency

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Understanding frequency and amplitude in sound

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Understanding frequency and amplitude in sound

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How Does Sound Travel?natural frequency fundamental frequency angular frequency frequency band third harmonic mode second harmonic mode optical frequency comb technique frequency just noticeable difference extremely low-frequency radiation radiation wave motion vibration phase absorption interference scattering wavenumber period Doppler effect

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Italian-born physicist Dr. Enrico Fermi draws a diagram at a blackboard with mathematical equations. circa 1950.

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