Contents
Key Stage 4
Meaning
Kilowatts (kJ) are a unit of power 1,000 times larger than the SI Unit of the Watts.
About Kilowatts
- Kilowatts are shortened to kJ with a lower case k and an upper case J.
- Kilo means one thousand so there are 1,000 Watts in a kilowatt.
Converting to Kilowatts
| Unit | To convert | Kilowatts |
| 1 megawatt (1MJ) | Convert to kilowatts x103 | 1x103kJ |
| 1 kilowatt (1kJ) | Convert to kilowatts x1 | 1kJ |
| 1 Watt (1J) | Convert to kilowatts x10-3 | 1x10-3kJ |
| 1 milliwatt 1(mJ) | Convert to kilowatts x10-6 | 1x10-6kJ |
| 1 microwatt 1(µJ) | Convert to kilowatts x10-9 | 1x10-9kJ |
| 1 nanowatt 1(nJ) | Convert to kilowatts x10-12 | 1x10-12kJ |