Physical Quantities: Scalar vs. Vector

Physical Quantities

Physical quantities can be classified into two main types: scalar and vector.

Scalar Quantities

Scalar quantities are defined as quantities that have only magnitude. Examples of scalar quantities include:

  • Mass

  • Distance

  • Speed

  • Energy

Vector Quantities

Vector quantities are defined as quantities that have both magnitude and direction. Examples of vector quantities include:

  • Velocity

  • Acceleration

  • Force