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3 years ago

10

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?

2 answers:

Masteriza [31]3 years ago

4 0

Is it sound energy? That is what I think please correct me if I’m wrong

goldfiish [28.3K]3 years ago

3 0

The correct answer is eletrical energy

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