fonsworth5 fonsworth5

02-02-2019
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What is the purpose of the outer ear?
A. To convert mechanical waves into electrical waves
B. To evaluate the quality of sound
C. To convert sound waves into mechanical waves
D. To collect and focus sound waves

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twistedhyperboles twistedhyperboles

02-02-2019

D) To collect and focus sound waves

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sadman3 sadman3

02-02-2019

To collect and focus sound waves

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