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Revision as of 10:37, 7 February 2003 by Patrick (talk | contribs) (1 joule = 0,24 calorie.)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)The joule (J) is the SI unit of energy and work, and is defined as 1 kg m s = 1 N m = 1 W s. It is named in honour of the physicist James Prescott Joule.
The work required to lift 102 g (e.g. a small apple) for one metre is 1 joule.
1 joule = 0,24 calorie.
See also conversion of units, kWh.