Newton's 3rd Law
Definition
Newton's 3rd Law states that for every action, there is an equal and opposite reaction. When one object exerts a force on another object, the second object simultaneously exerts a force back on the first object with equal magnitude but in the opposite direction.
Related terms
Force Pair: Two forces that are equal in magnitude but act in opposite directions on different objects, as described by Newton's 3rd Law.
Momentum Conservation: The principle stating that if no external forces act on a system, then its total momentum remains constant.
Action-Reaction Pairs: Pairs of forces involved in Newton's 3rd Law, where one force is the action and the other is the reaction.
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