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As the loudness of the sound input increases, the up and down motion of the membrane covering the can _________

increases
decreases
stay the same

User Joshwbrick
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1 Answer

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Answer:

decrease!

Step-by-step explanation:

The fact that loudness of the sound input increases, its starts to move. Each movement pushes the membrane down. Therefore, it decreases. Your welcome !

User NoelProf
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