**Full name:** joule

**Plural form:** joules

**Symbol:** J

**Category type:** energy

**Scale factor:** 1

The SI derived unit for energy is the joule.

1 joule is equal to 1 joules.

Valid units must be of the **energy** type.

You can use this form to select from known units:

The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).

joules to Q unit

joules to foot poundal

joules to megalerg

joules to gallon [U.S.] of residual fuel oil

joules to liter atmosphere

joules to yottajoule

joules to kilocalorie [thermochemical]

joules to electronvolt

joules to gigajoule

joules to gallon [UK] of distillate no. 2 fuel oil