What happens in nuclear decay? You must include what types of decay happen, why an atom goes through decay, what nuclear
fusion is and how heavier elements are created using it. I just need a paragraph.

Nuclear decay occurs when the nucleus of an atom is unstable and spontaneously emits energy in the form of radiation. The result is that the nucleus changes into the nucleus of one or more other elements. These daughter nuclei have a lower mass and are more stable (lower in energy) than the parent nucleus...

answer; talc and gypsum;