conservation of energy

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Introduction References & Edit History Quick Facts & Related Topics

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The law of conservation of energy explained

Hear about the proof suggesting an absence of absolute time implies the law of conservation of energy and that force conserves energy

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conservation of energy: Facts & Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Facts

Also Known As	law of constant energy

Videos

The law of conservation of energy explained

Hear about the proof suggesting an absence of absolute time implies the law of conservation of energy and that force conserves energy

See All Videos →

Topics

energy conversion first law of thermodynamics energy laws of thermodynamics conservation of momentum conservation of mass conservation of linear momentum charge conservation radiation nuclear reactor turbine electric motor battery

Dig Deeper: More Articles That Discuss This Topic

principles of physical science: Conservation of energy

Key People

Helmholtz.

Hermann von Helmholtz

German scientist and philosopher

Kelvin, William Thomson, Baron

William Thomson, Baron Kelvin

Scottish engineer, mathematician, and physicist

Max Born

Max Born

German physicist

Sir William Robert Grove

British physicist

Joule, James Prescott

James Prescott Joule

English physicist

Karl Friedrich Mohr

German chemist

Quiz

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Italian-born physicist Dr. Enrico Fermi draws a diagram at a blackboard with mathematical equations. circa 1950.

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Italian physicist Guglielmo Marconi at work in the wireless room of his yacht Electra, c. 1920.

All About Physics Quiz