Question

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Q Explain what is mean by nuclear fission and fusion???​

Answer 1

Answer:

A nuclear reaction in which a heavy nucleus splits spontaneously or on impact with another particle with the release of energy is known as nuclear fission

nuclear fusion is a reaction in which two or more atomic nuclei are combined to form one or more different atomic nuclei and subatomical partical

Answer 2

Both fission and fusion are nuclear reactions that produce energy, but the applications are not the same. Fission is the splitting of a heavy, unstable nucleus into two lighter nuclei, and fusion is the process where two light nuclei combine together releasing vast amounts of energy