Q 4. Distinguish between speed and velocity.
| Speed | Velocity |
|
Speed is the distance travelled by an object in unit time |
Velocity is the speed of an object moving in a definite direction. |
| Speed is a scalar quantity | Velocity is a vector quantity |
| Speed does not depend on direction | Velocity changes with change in direction |
| Speed can never be negative | Velocity can be positive, negative or zero. |