The kilojoule is equal to 1,000 joules, used to express larger energy values practically.
Common in nutrition labeling as an alternative to calories for expressing food energy.
Measurement system: International System of Units (SI, multiple unit). SI equivalent: 1 kJ = 1000 J.
Kilojoule facts
- Unit name
- Kilojoule
- Symbol
- kJ
- Category
- Energy
- Measurement system
- International System of Units (SI, multiple unit)
- SI equivalent
- 1 kJ = 1000 J
- Common uses
- Nutrition labels, engineering and physics
Definition of the kilojoule
The kilojoule is equal to 1,000 joules, used to express larger energy values practically.
Measurement system and SI relationship
International System of Units (SI, multiple unit)
SI equivalent: 1 kJ = 1000 J
History of the kilojoule
Common in nutrition labeling as an alternative to calories for expressing food energy.
Where is the kilojoule used?
Nutrition labels, engineering and physics