Encyclopedia of Early Modern History Online

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Energy
(8,431 words)

1. Concept

Energy (from the Greek enérgeia, “activity”, “actuality”) today describes the capacity of a body or a physical system to do work. Energy being a conserved quantity that, while appearing in different forms (mechanical, electrical, thermal, chemical, etc.), remains constant in total in isolated systems is one of the most fundamental principles of natural science, applying equally to and thus connecting the physical and chemical sciences and biology.…

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Steinle, Friedrich and Reith, Reinhold, “Energy”, in: Encyclopedia of Early Modern History Online, Editors of the English edition: Graeme Dunphy, Andrew Gow. Original German Edition: Enzyklopädie der Neuzeit. Im Auftrag des Kulturwissenschaftlichen Instituts (Essen) und in Verbindung mit den Fachherausgebern herausgegeben von Friedrich Jaeger. Copyright © J.B. Metzlersche Verlagsbuchhandlung und Carl Ernst Poeschel Verlag GmbH 2005–2012. Consulted online on 14 October 2019 <http://dx.doi.org/10.1163/2352-0272_emho_COM_018760>
First published online: 2015
First print edition: 20170626



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