1 Kilojoules to Joules
Answer
1 kJ = 1,000 J
joules = kilojoules × 1,000
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1 kilojoule = 1,000 joules · open this conversion
How the answer is worked out
One kilojoule is 1,000 joules, so converting is a single multiplication:
1 kJ × 1,000 = 1,000 J
Conversion table around 1 kJ
| Kilojoules | Joules |
|---|---|
| 1 kJ | 1,000 J |
| 2 kJ | 2,000 J |
| 5 kJ | 5,000 J |
| 10 kJ | 10,000 J |
| 20 kJ | 20,000 J |
| 25 kJ | 25,000 J |
| 50 kJ | 50,000 J |
| 100 kJ | 100,000 J |
| 150 kJ | 150,000 J |
| 200 kJ | 200,000 J |
| 250 kJ | 250,000 J |
| 300 kJ | 300,000 J |
| 400 kJ | 400,000 J |
| 500 kJ | 500,000 J |
| 600 kJ | 600,000 J |
| 800 kJ | 800,000 J |
| 1,000 kJ | 1,000,000 J |
| 1,500 kJ | 1,500,000 J |
| 2,000 kJ | 2,000,000 J |
| 2,500 kJ | 2,500,000 J |
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Nearby conversions
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⇄ 1 Joules to Kilojoules1 Kilojoules to Calories1 Kilojoules to Kilocalories1 Kilojoules to Watt hours1 Kilojoules to Kilowatt hours
Frequently asked questions
▸How many joules is 1 kilojoules?
1 kilojoules is 1,000 joules. The conversion multiplies by 1,000, so 1 × 1,000 = 1,000.
▸What is the formula to convert kilojoules to joules?
joules = kilojoules × 1,000. One kilojoule is 1,000 joules.
▸How do I convert 1 joules back to kilojoules?
Use the reverse conversion: 1 joules is 0.001 kilojoules.
▸Is this conversion exact?
The underlying factor is exact as defined by the SI and the 1959 international agreements. The figure shown is rounded to seven significant digits for readability.
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