Joule

The joule (/ˈdʒuːl/ or whiles /ˈdʒaʊl/), seembol J, is a derived unit o energy, wirk, or amoont o heat in the Internaitional Seestem o Units.^[1] It is equal tae the energy expendit (or wirk duin) in applyin a force o ane newton throu a distance o ane metre (1 newton metre or N·m), or in passin an electric current o ane ampere throu a resistance o ane ohm for ane seicont. It is named efter the Inglis pheesicist James Prescott Joule (1818–1889).^[2][3][4]

Joule
Unit seestem	SI derived unit
Unit o	Energy
Seembol	J
Named efter	James Prescott Joule
Unit conversions
1 J in ...	... is equal tae ...
SI base units	1 kg·m2/s2
CGS units	7007100000000000000♠1×107 erg
kilowatt hours	7000100079999999999♠2.78×10−7 kW⋅h
kilocalories	6999999976000000000♠2.39×10−4 kcal
BTUs	7000100019294828376♠9.48×10−4 BTU
electronvolts	6999999758127888000♠6.24×1018 eV

References

1. International Bureau of Weights and Measures (2006), The International System of Units (SI) (PDF) (8th ed.), p. 120, ISBN 92-822-2213-6
2. American Heritage Dictionary of the English Language Archived 2012-06-18 at the Wayback Machine, Online Edition (2009). Houghton Mifflin Co., hosted by Yahoo! Education Archived 2010-11-06 at the Wayback Machine.
3. The American Heritage Dictionary, Second College Edition (1985). Boston: Houghton Mifflin Co., p. 691.
4. McGraw-Hill Dictionary of Physics, Fifth Edition (1997). McGraw-Hill, Inc., p. 224.