261,929 views
21 votes
21 votes
What is nuclear fission?A.The splitting of a nucleus into smaller partsB.The changing of electrons into neutronsC.The joining of two small nuclei to make a bigger nucleusD.When a nucleus slowly gets bigger over time

User Ncesar
by
2.3k points

1 Answer

10 votes
10 votes

Nuclear fission is a reaction in which a heavy nucleus, when bombarded with neutrons, becomes unstable and decomposes into two nuclei, their size is the same order of magnitude, with a large release of energy and the emission of two or three neutrons.

Therefore, the answer is:

A.

The splitting of a nucleus into smaller parts

User Jussi Kujala
by
3.2k points