Question

In the process of pair-creation by a high-energy photon, matter is A). Destroyed B). Created C). Conserved

Answer 1

The pair-creation or pair-production is a process in which an electron and a positron are created by an incident of a photon on a nucleus. This is a process in which the radiation energy is converted into matter.

Thus in this process, the matter is created.

Therefore the correct answer is option B.