Answer:
Sub-Atomic Particle is a particle - Which is smaller than an atom in size.
Step-by-step explanation:
Where are Sub-Atomic particles found?
They are found in the following
Protons - inside the nucleus.
Neutrons - inside the nucleus.
Electrons - outside the nucleus.
What are roles for the Sub Atomic Particles?
Subatomic particles play two roles in the structure of matter. They are both the basic building blocks of the universe and the mortar that binds the blocks.
So, Hence the solution to this problem is a Sub-Atomic particle - Is a particle which is smaller than a atom in size