Which phrase describes a nuclear chain reaction?(1 point) Responses a series of reactions in which particles from one reaction trigger the next reaction a series of reactions in which particles from one reaction trigger the next reaction a reaction in which small nuclei combine into a larger nucleus a reaction in which small nuclei combine into a larger nucleus a type of reaction which only takes place in the sun and other stars a type of reaction which only takes place in the sun and other stars a reaction in which particles spontaneously emit radiation

A series of reactions in which particles from one reaction trigger the next reaction.