Research conducted on what happens when atoms get excited has helped in the identification of the atoms in the universe. What happens when atoms get excited?

When an atom is excited, one or more of its electrons move to a higher energy level. As the electrons return to lower levels, the atom releases energy as light with characteristic colors, which can help identify the atom. So the correct choice is “Atoms release a particular color of light.”

AI-written and checked against the verified answer.