What is a photon?
A) a small packet of electromagnetic energy that has particle-like properties
B) an electron in an excited state
C) an electron that has been made electrically neutral
D) one form of a nucleon, one of the particles that makes up the nucleus

Question

Quizplus · Accepted Answer

A photon is a quantum of electromagnetic energy, often described as a particle of light, which exhibits both wave-like and particle-like properties. It is not an electron, nor is it related to nucleons, which are protons and neutrons in the nucleus.

What Is a Photon