Is a proton a subatomic particle?
Yes, a proton is considered a subatomic particle. The proton, the neutron and the electron are smaller than atoms (making them subatomic particles). Further, these three particles are considered the building blocks of atoms. There are other subatomic particles, and to learn more, begin by examining the proton, neutron and the electron and finding out what it is that makes them up.Yes, protons are subatomic particles which are found in the nucleus of the atom and have a positive charge.