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Newton's second law

American

noun

Mechanics. one of the three fundamental laws of motion, which states that the change in the rate of momentum of an object is in direct proportion to, and in the same direction as, the force acting on it.

Example Sentences

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No amount of word salad can repeal Isaac Newton’s second law of motion, F=ma.

From Washington Post • Feb. 16, 2023

According to Newton's second law of motion, net force is mass times acceleration: net F = ma .

From Textbooks • Aug. 12, 2015

Combining the two proportionalities just given yields Newton's second law of motion.

From Textbooks • Aug. 12, 2015

Although these last two equations are really the same, the first gives more insight into what Newton’s second law means.

From Textbooks • Aug. 12, 2015

According to Newton’s second law, these two effects will exactly cancel each other, so the acceleration will be the same in all cases.

From "A Brief History of Time: And Other Essays" by Stephen Hawking

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023