Question

Which phrase describes radioactive decay?(1 point)
Responses

the spontaneous emission of radiation
the spontaneous emission of radiation

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 triggering of one reaction by the products of another

Answer 1

The phrase that describes radioactive decay is:

**the spontaneous emission of radiation**.