Question

a process in which a large nucleus splits into two or more parts is called — (1 point)
○ beta decay
○ radioactive decay
○ nuclear fission
○ nuclear fusion

Explanation:

Nuclear fission is the process where a large nucleus splits into two or more smaller nuclei. Nuclear fusion combines small nuclei into a larger one. Radioactive decay is a general term for the spontaneous transformation of an unstable nucleus. Beta - decay is a type of radioactive decay.

Answer:

nuclear fission