Any energy transformation involves the loss of some energy as A. electric charge. B. motion. C. light. D. heat.

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Any energy transformation involves the loss of some energy as heat.

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Asked 11/27/2015 9:46:33 AM

Updated 11/27/2015 10:08:21 AM

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A wave with a period of 0.008 second has a frequency of A. 800 Hz. B. 125 Hz. C. 12.5 Hz. D. 80 Hz.

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Updated 11/25/2015 10:15:51 AM

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The wavelength of a wave is the distance between A. two consecutive crests. B. the rarefaction and the following compression. C. the amplitude and the normal position. D. the crest and the following trough.

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Updated 12/1/2015 1:47:39 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. 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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Updated 12/1/2015 1:46:08 AM

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trotsky1278

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

This answer has been confirmed as correct and helpful.

Confirmed by jeifunk [12/1/2015 1:46:44 AM], Rated good by jeifunk