# Newton's third law

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## Newton's third law

n.
The principle stating that for every action there is an equal and opposite reaction. Thus, if one body exerts a force F on a second body, the first body also undergoes a force of the same strength but in the opposite direction.

[After Isaac Newton.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 Newton's third law - action and reaction are equal and oppositelaw of motion, Newton's law, Newton's law of motion - one of three basic laws of classical mechanics
References in periodicals archive ?
Swinging: Swinging back and forth allows children to experience Newton's Third Law of Motion: For every action there is an equal and opposite reaction.
Call it Newton's Third Law of modern Christianity, but for every event, there appears to be an equal and opposite corresponding Christian event.
Descriptions of Newton's third law and a process known as 'ground reaction forces' had me scurrying back to the instruction video, but not before wondering how science will improve Tiger's game - hopefully there's a little more to it that being told your golfing ills will be solved by sticking your bum out a little more.
And Newton's third law describes the inherent balance between action and reaction.
WASHINGTON (CyHAN)- Aboard the International Space Station, Expedition 38 Commander Koichi Wakata of the Japan Aerospace Exploration Agency and Flight Engineer Rick Mastracchio of NASA help 'Cosmos' host Neil deGrasse Tyson prove Newton's third law of motion through a science experiment in zero gravity.
But, despite evidence stretching back centuries, it was only a week ago that they discovered Newton's third law of emotion - for every male action there is a female over-reaction.
Teacher Nancy Stiling said the air released from the balloon moved the car, demonstrating Newton's third law of motion: "For every action, there is an equal and opposite reaction.
NEWTON's third law of motion states that every action has an equal and opposite reaction.
Newton's Third Law of Motion says that if you apply a force to anything it will push back just as hard.
However, it must also follow that there has to be a deflected downwash in accordance with Newton's Third Law.
In reality, when a player hits the ball, the racket recoils with an equal and opposite reaction in accordance with Newton's third law of motion.
According to Prof Allain, in his latest film he rises some 400 feet into the air on one jump, and when you calculate the force needed to propel his massive frame that high, and remember Newton's Third Law of Motion, that action and reaction are equal and opposite, you realise that the ground beneath the Hulk when he takes off is going to suffer a huge jolt.

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