Q: What is it called when the nucleus of an atom splits into two smaller nuclei?


Read this paragraph and choose the correct option from the provided answers:

Nuclear fission is the splitting of the nucleus of an atom into two smaller nuclei. This releases a great deal of energy. Nuclear power plants use the energy from nuclear fission to generate electricity.

 Choices:

- complex fission

- cell division

- nuclear fusion

- nuclear fission


A:
nuclear fission