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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 wh…

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 wh…
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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?

User VMRuiz
by
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2 Answers

3 votes
Is it sound energy? That is what I think please correct me if I’m wrong
User Ryan Buddicom
by
8.4k points
5 votes

The correct answer is eletrical energy


User MikeKeepsOnShine
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8.3k points
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