Which describes the law of conversation of energy

In physics and chemistry, the law of conservation of energy states that the total energy of an isolated system remains constant; it is said to be conserved over time. This law means that energy can neither be created nor destroyed; rather, it can only be transformed or transferred from one form to another.

Explanation:

https://en.wikipedia.org/wiki/Conservation_of_energy

Energy cannot be created or destroyed.

Explanation: General knowledge

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