Conservation of momentum explains why a gun or cannon recoils backwards when it is fired. When a cannon is fired, the cannon ball gains forward momentum and the cannon gains backward momentum.

For example, an elephant has no momentum when it is standing still. When it begins to walk, it will have momentum in the same direction as it is travelling. The faster the elephant walks ...

Understanding Momentum Posted: January 9, 2025 | Last updated: January 9, 2025 In this video we’ll explore what momentum is, why it’s such a fundamental concept in physics and engineering, and ...