The joule (J) is the SI unit of energy and work, and is defined as 1 kg m2 s-2 = 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 under the earth's gravity is 1 joule.
See 1 E0 J for comparisons.
See also: conversion of units, eV, kWh, TWh
... are unique in that the numerical base may vary from position to position. Such numerical representation is advantageous when representing units that are equivalent to each ...
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