Question

Distinguish btwn speed and velocity

Answer 1

Speed

• it is the rate of change of position of a body.
• it tells nothing about the direction of motion
• it can be positive or negative
• it is a scalar quantity

Velocity:

• it is the rate of change of displacement of a particle.
• it tells about the direction of motion of the particle.
• it can be positive, negative,zero
• it is a vector quantity.