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In an engine, fuel and oxygen chemically react and release energy. What happens to the energy NOT used by the engine?
It remains stored in the chemical bonds of the fuel.
It has been destroyed.
It is transformed into heat and sound.
It is converted into methane.
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Answer: It is transformed into heat and sound.
Explanation: The energy wasted must be transferred, so it is felt as heat and heard as sound, thereby following the law of conservation of energy. Please mark me brainliest!
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