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Single Idea 20968

[from 'Principia Mathematica' by Isaac Newton, in 27. Natural Reality / A. Classical Physics / 1. Mechanics / b. Laws of motion ]

Full Idea

Newton's Third Law implies the conservation of momentum, because 'action and reaction' are always equal.

Gist of Idea

Newton's Third Law implies the conservation of momentum

Source

report of Isaac Newton (Principia Mathematica [1687]) by David Papineau - Thinking about Consciousness App 3

Book Reference

Papineau,David: 'Thinking about Consciousness' [OUP 2004], p.239


A Reaction

That is, the Third Law implies the First Law (which is the Law of Momentum).