Units of measurement
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Joule (J)
Calorie (cal)
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Joule (J)
Joule (J) — the fundamental unit of energy in the International System of Units (SI), equal to the energy transferred when a force of 1 newton moves an object 1 meter.
Calorie (cal)
Calorie (cal) — a unit of energy used in nutrition, approximately equal to 4.184 joules.