kinetic energy


Definition of kinetic energy

: energy associated with motion

Examples of kinetic energy in a Sentence

Recent Examples on the Web

Temperature measures those atoms’ kinetic energy, or energy of motion. Stephen Ornes, Discover Magazine, "What Does Absolute Zero Mean?," 30 June 2019 The movie has won raves, in large part for the kinetic energy Buckley brings to the role. Time, "Jessie Buckley's Star Is Born in Wild Rose. But It’s Been a Long Time in the Making," 19 June 2019 In a particle collider, when particles smash together at nearly light speed, their kinetic energy converts into matter, occasionally forming heavy particles such as the Higgs boson. Quanta Magazine, "The Physics Still Hiding in the Higgs Boson," 4 Mar. 2019 Goff estimates the kinetic energy, or energy that results via any form of motion, from a 100-mph line drive to be about 145 joules. Neil Greenberg,, "MLB’s netting dilemma: With current standards, danger is just a second away," 5 June 2019 What is the kinetic energy of the spacecraft at the end of the rocket burn? Rhett Allain, WIRED, "How Fast Do Spacecraft Travel in The Expanse?," 31 May 2018 But the gifted Met orchestra of today lacks presence, depth of tone, kinetic energy. Joseph Horowitz, WSJ, "‘Opera as Opera' Review: The Life in a Dead Art Form," 23 Aug. 2018 Upon takeoff, Kendricks is a virtuoso in flight, maximizing the kinetic energy of his 16-foot pole and rocketing skyward toward crossbars nearly four feet above. Brian Pinelli, New York Times, "In Pole Vault, Sam Kendricks Is a Team Player," 4 July 2018 The kinetic energy depends on both the mass and the speed of the faller. Rhett Allain, WIRED, "The Wild Physics of a Firefighter's Window Catch," 1 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'kinetic energy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of kinetic energy

1870, in the meaning defined above

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Last Updated

9 Jul 2019

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The first known use of kinetic energy was in 1870

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More Definitions for kinetic energy

kinetic energy


Medical Definition of kinetic energy

: energy associated with motion

More from Merriam-Webster on kinetic energy

Nglish: Translation of kinetic energy for Spanish Speakers Encyclopedia article about kinetic energy

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