Chemistry
lalita4676
13

What is true about energy? Energy cannot be created during an ordinary chemical reaction. Energy is used up during an explosion. There is more energy after a chemical reaction than before the reaction. When water melts, energy is created in the form of heat.

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kaylak52104

The sun gives energy which autotrophs use to make food. and then things higher in the food chain get energy by consuming autotroph.

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