What is a virtual particle?
A) particle whose existence is too short for observers to know it ever existed
B) particle that never does anything wrong
C) particle that, if it comes in contact with ordinary matter, annihilates to form pure energy
D) particle, like a photon or a graviton, that is made up of waves

Question

Quizplus · Accepted Answer

Virtual particles are temporary fluctuations that exist for a very short time and cannot be directly observed, but they play a role in mediating forces in quantum field theory.

What Is a Virtual Particle