Theories
Conservation of Energy
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The law of conservation of energy states that the total energy of an isolated system remains constant, meaning energy can be transformed from one form to another but cannot be created or destroyed.
Facts
Proposed YearSourced to the subject's own account Proposed BySourced to the subject's own accountHermann von Helmholtz, building on Julius Robert von Mayer and James Prescott Joule 1 Cross-Tradition Connections
Proposed By
Independent formulation building on Joule, Sadi Carnot and Emile Clapeyron, per the cited source; the property text also names Mayer and Joule.
Sources
1. Conservation of Energy (Wikipedia)
WikipediaLead section (entity-description)Quote, Lead section (entity-description)
The law of conservation of energy states that the total energy of an isolated system remains constant; energy can be transformed from one form to another, but it cannot be created or destroyed.
1. Conservation of Energy (Wikipedia)
WikipediaLead section (proposed-year)Quote, Lead section (proposed-year)
The principle was formulated in its general form by Hermann von Helmholtz in 1847, building on earlier work by Julius Robert von Mayer and James Prescott Joule.
1. Conservation of Energy (Wikipedia)
WikipediaLead section (proposed-by)Quote, Lead section (proposed-by)
The principle was formulated in its general form by Hermann von Helmholtz in 1847, building on earlier work by Julius Robert von Mayer and James Prescott Joule.
1. Conservation of Energy (Wikipedia)
WikipediaProposed By: Hermann von Helmholtz, Mechanical equivalent of heat section (edge: proposed-by, Helmholtz)Quote, Proposed By: Hermann von Helmholtz, Mechanical equivalent of heat section (edge: proposed-by, Helmholtz)
In 1847, drawing on the earlier work of Joule, Sadi Carnot, and Emile Clapeyron, Hermann von Helmholtz arrived at conclusions similar to Grove's and published his theories in his book Uber die Erhaltung der Kraft (On the Conservation of Force, 1847).
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