Question

What is physical quantity in terms of physics?

Answer 1

A physical quantity is a quantity in physics that can be measured. Or a physical quantity is a physical property that can be quantified. Examples of physical quantities are mass, amount of substance, length, time, temperature, electric current, light intensity, force, velocity, density, and many others.

Answer 2

Physical Quantities are those quantities that can be measured.  

There are two types of PQ:
1) Fundamental PQ
2) Derived PQ