Question

the diagram shows a model of a nuclear change. which nuclear process does the model illustrate? nuclear fission, because nuclei combine nuclear fission, because a nucleus breaks apart nuclear fusion, because nuclei combine nuclear fusion, because a nucleus breaks apart

Explanation:

Nuclear fission is when a nucleus breaks apart. Nuclear fusion is when nuclei combine. In the diagram, a single nucleus breaks into smaller parts, which matches the definition of nuclear fission.

Answer:

nuclear fission, because a nucleus breaks apart