Perpetual motion
id:
perpetual-motion-176-909393
title:
Perpetual motion
text:
Perpetual motion is the motion of bodies that continues forever in an unperturbed system. A perpetual motion machine is a hypothetical machine that can do work indefinitely without an external energy source. This kind of machine is impossible, since its existence would violate the first and/or second laws of thermodynamics. These laws of thermodynamics apply regardless of the size of the system. For example, the motions and rotations of celestial bodies such as planets may appear perpetual, but
brand slug:
wiki
category slug:
encyclopedia
description:
Work being continuously done without an external input of energy
original url:
https://en.wikipedia.org/wiki/Perpetual_motion
date created:
2002-05-29T15:58:45Z
date modified:
2024-09-03T13:52:44Z
main entity:
{"identifier":"Q12623","url":"https://www.wikidata.org/entity/Q12623"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/5/5f/WaterScrewPerpetualMotion.png","width":535,"height":692}
fields total:
13
integrity:
16