**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 joule

joules to liter atmosphere

joules to yoctojoule

joules to gigajoule

joules to gallon [U.S.] of kerosene type jet fuel

joules to attojoule

joules to calorie [thermochemical]

joules to gallon [U.S.] of diesel oil

joules to dekatherm

joules to quad