connor22802 connor22802

02-05-2018
Physics

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Bettina spoke into a microphone during the school play to increase the sound of her voice so the audience could hear her speak. The loudness of Bettina’s voice was changed by what type of energy?

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sheetahshaazp83lzu sheetahshaazp83lzu

02-05-2018

The loudness was increased by the amplifier which converted electrical energy into sound energy.

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easedcascade easedcascade

07-01-2019

C.) Electric Energy

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