QUIZ: Can You Pass This Basic Science Test? Corey Moylan|Trending|3 Dec 2024 What makes up an atom? 17% Retry Correct Incorrect Atoms are made up of electrons, protons, and neutrons. Next Getty Images Getty Images What makes up an atom? Protons and neutrons Protons and electrons Electrons and neutrons Electrons, neutrons, and protons 17% Scroll down to continue on! Next