Answer:
Quarks are usually defined as sub-atomic particles that are combined with one another and results in the formation of hadrons, of which the protons and the neutrons. They are a little heavier than the electrons and have a size of about 10^-18 m.
There are a total of 6 types of quarks, and they are as follows-
The up-quark is commonly represented as u-quark, and it forms the lightest of all the quarks. It is one of the main constituents of matter. It occurs along with the down-quarks and forms the neutron.
