The quantities derived from the fundamental quantities are referred to as derived quantities.
The units used to measure these derived quantities are referred to as derived units.
Force, velocity, density, heat, power, energy, momentum, and acceleration are some examples.
Fundamental unit:
A base unit is a unit of measurement used to measure a fundamental quantity.
A base quantity is one of a conventionally chosen subset of physical quantities in which none of the quantities can be expressed in terms of the others.