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Conservation of Momentum
Summary
- conservation of momentum
- The total momentum of a closed system is constant (i.e., momentum is conserved).
- The law of conservation of momentum is logically equivalent to Newton's third law of motion (the action–reaction law).
| Related Concepts of Dynamics | ||
| I | II | |
|---|---|---|
| 1st law | inertia m |
momentum p = m v |
| 2nd law | force law F = m a |
impulse-momentum theorem J = Δp |
| 3rd law | action-reaction F1 = −F2 |
conservation of momentum ∑ p = ∑ p0 |
