Question

Which phrase describes radioactive decay?(1 point)
Responses

the joining of small nuclei into a larger nucleus
the joining of small nuclei into a larger nucleus

the splitting of a large nucleus into smaller nuclei
the splitting of a large nucleus into smaller nuclei

the spontaneous emission of radiation
the spontaneous emission of radiation

the triggering of one reaction by the products of another
the triggering of one reaction by the products of another

Answer 1

The phrase that describes radioactive decay is **"the spontaneous emission of radiation."**