Physical Quantities

Defination:
 
All measurable quantities are called physical quantities such as length,mass,time and temperature

Types of Physical Quantities
Physical quantities are divided into base and derived quantities.
Base Quantities:
There are seven physical quantities which form the foundation for other physical quantities .These physical quantities are called base quantities.These are
1.Length
2.Mass
3.Time
4.Electric current
5.Temperature
6.Intensity of light
7.Ammount of a Substance

Derived Quantities
Those Physical quantities which are expressed in terms of base quantities are called the derived quantities .
These include
 Area
Volume
Speed
Force
Work
Energy
Power
Electric Charge etc