Units of measurement
From value
To value
Calculations
Gigajoule (GJ)
Kilojoule (kJ)
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Information
Gigajoule (GJ)
Gigajoule (GJ) — 1,000,000,000 joules, applied in energy and heat production.
Kilojoule (kJ)
Kilojoule (kJ) — 1000 joules, commonly used in nutrition and thermodynamics.