The SI unit for energy - any type of energy - is the joule. For food, another unit, the calorie, is still often used.
The official (SI) unit for energy is the joule.
erg
calories.
joule or erg
Food energy is measured in Calories. A Food Calorie is 1 Kilojoule, or 1,000 Science Calories.
Gigabyte or GB
Quantity of electrical energy.
The unit in SI is joule; also used kcal (not in SI).
Energy - any type of energy - is measured in Joule. Sometimes the old-fashioned unit calorie is used, too.
The unit of energy is the Joule.
In SI, the same unit is used for any type of energy: the joule.
calories.