Question

nuclear fission or nuclear fusion
define it​

Answer 1

Answer:

when two or more atom get distracted to release nuvlear energy is called nuclear fission.

&

when two or more atom get combine to release nuclear energy is called nuclear fusion

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Answer 2

Both the nuclear fission and nuclear fusion are nuclear reactions that produce energy but the applications are not same.

1.Nuclear fission is the splitting of a heavy, unstable nucleus into two lighter nuclei.

2.Nuclear fusion is the process where two light nuclei combine together releasing vast amount of energy.