Atoms.
what are atoms?
atoms are the basic building blocks of matter consisting of a nucleus(protons & neutrons) & electrons.
what do atoms do?
from molecules and compounds that make up everything around us,from air & water to living organisms & stars.
4 types of main atoms.
Hydrogen, oxygen, carbon, and nitrogen.
How long do atoms last?
extremely long periods, potentially even longer than the current estimated age of the universe.