Question

what is atom. ?????????​

Answer 1

Explanation:

Atom:::::

♥ it is the smallest paricle of an atom

♥ it cannot be seen through our naked eyes

♥ it can be seen only with powerful microscopes

Answer 2

Answer:

An atom a fundamental piece of matter. ... Everything in the universe (except energy) is made of matter, and, so, everything in the universe is made of atoms. An atom itself is made up of three tiny kinds of particles called subatomic particles: protons, neutrons, and electrons.