Convert 1 Joule to Kilojoules
How much energy is 1 joule? How many kilojoules are in 1 joule? 1 J to kJ conversion.
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1 Joule =
0.001 Kilojoules
exact result
Decimal places
Result in Plain English
1 joule is equal to exactly 1 thousandth of a kilojoule.
Result as a Fraction
1 joule
= 1⁄1,000 kilojoule
In Scientific Notation
1 joule
= 1 x 100 joules
= 1 x 10-3 kilojoules