Question

what is atom and how it works and how are they made​

Answer 1

Answer:

Atoms are the basic units of matter and the defining structure of elements. The term "atom" comes from the Greek word for indivisible, because it was once thought that atoms were the smallest things in the universe and could not be divided. We now know that atoms are made up of three particles: protons, neutrons and electrons — which are composed of even smaller particles, such as quarks.

Answer 2

Explanation:

An atom is the indivisible part of an element

An atom is made up of positvely charged nucleus containing protons and neutrons ,also negatively charged electrons revolving around the nucleus is circular orbits