Momentum and Newton's laws of motion

Need to know

What you need to know

• Momentum ($p$) is a vector quantity with units kg m/s or Ns.
• The direction of momentum is the same as the direction of velocity.
• An object at rest has zero momentum.

Explanation

Momentum and Newton's laws of motion

1. Momentum ($p$) is a vector quantity with units kg m/s or Ns.
2. The direction of momentum is the same as the direction of velocity.
3. An object at rest has zero momentum.