If a source of sound waves is rapidly approaching a person, the sound heard by the person appears to have A. a pitch lower than the original pitch. B. an amplitude lower than the original amplitude. C. a frequency higher than the original frequency. D. a period higher than the original period

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If a source of sound waves is rapidly approaching a person, the sound heard by the person appears to have a frequency higher than the original frequency.

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Asked 12/1/2015 1:20:34 AM

Updated 12/1/2015 1:46:08 AM

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If a source of sound waves is rapidly approaching a person, the sound heard by the person appears to have a frequency higher than the original frequency.

Added 12/1/2015 1:46:08 AM

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