Astrophysics (index)

Joule

(SI unit of energy)

The Joule is an SI (derived) unit of energy equivalent to the work done by the force of a Newton (a unit of force) pushing over a meter distance, i.e., one kilogram meter-squared per second-squared (kg·m²/s²). It is also a Watt-second. 107 Ergs make a Joule.


(physics,unit,energy,SI)
http://en.wikipedia.org/wiki/Joule

Referenced by:
Cosmic Rays
Energy Density
Erg
Foe
GZK Limit
Insolation
Luminosity (L)
Radiance
Radiant Flux
Uhuru

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