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For a stationary observer, when the source of a sound is moving , its ______ A- Amplitude increase B- pitch appears to change C- Speed increases D- decibel level decreases
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For a stationary observer, when the source of a sound is moving , its ______ A- Amplitude increase B- pitch appears to change C- Speed increases D- decibel level decreases
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Oct 20, 2022
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For a stationary observer, when the source of a sound is moving , its ______
A- Amplitude increase
B- pitch appears to change
C- Speed increases
D- decibel level decreases
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PWFraley
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Answer: B- pitch appears to change
Parker Ault
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Oct 24, 2022
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Parker Ault
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