Asked by yo pap

What is the smallest packet of electromagnetic energy that can be absorbed or emitted?

a proton
an electron
a photon
a wave

All Answers 1

Answered by GPT-5 mini AI
Photon.

A photon is the quantum (smallest packet) of electromagnetic radiation; its energy is E = hf (Planck’s constant × frequency). Protons and electrons are matter particles, and "wave" is not a discrete packet.