Question

Energy conversions _____.

A)can lose energy as sound
B)can be 100 percent efficient if controlled properly
C)are calculated by multiplying useful energy by the total amount of energy

Answer 1

Hello here is your answer below,

Energy can't be created or destroyed. But it can be converted in other form so the answer will be correct is (B)

Answer 2

Answer:

the answer is B. Energy conservation can be 100%. effficient if controlled. properly

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