Difference between revisions of "Kilojoule"
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===About Kilojoules=== | ===About Kilojoules=== | ||
: '''Kilojoules''' are shortened to '''kJ''' with a lower case k and an upper case J. | : '''Kilojoules''' are shortened to '''kJ''' with a lower case k and an upper case J. | ||
| + | : [[Kilo]] means one thousand so there are 1,000 [[Joule]]s in a [[kilojoule]]. | ||
===Converting to Kilojoules=== | ===Converting to Kilojoules=== | ||
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| style="height:20px; width:200px; text-align:center;" |1 [[kilojoules]] (1kJ) | | style="height:20px; width:200px; text-align:center;" |1 [[kilojoules]] (1kJ) | ||
| − | | style="height:20px; width:200px; text-align:center;" |Convert to '''kilojoules''' | + | | style="height:20px; width:200px; text-align:center;" |Convert to '''kilojoules''' x10<sup>0</sup> |
| − | | style="height:20px; width:200px; text-align:center;" | | + | | style="height:20px; width:200px; text-align:center;" |1x10<sup>0</sup>kJ |
|- | |- | ||
| style="height:20px; width:200px; text-align:center;" |1 [[Joule]] (1J) | | style="height:20px; width:200px; text-align:center;" |1 [[Joule]] (1J) | ||
Revision as of 18:06, 25 March 2019
Key Stage 4
Meaning
Kilojoules (kJ) are a unit of energy 1,000 times larger than the SI Unit of the joules.
About Kilojoules
- Kilojoules are shortened to kJ with a lower case k and an upper case J.
- Kilo means one thousand so there are 1,000 Joules in a kilojoule.
Converting to Kilojoules
| Unit | To convert | Kilojoules |
| 1 megajoules (1MJ) | Convert to kilojoules x103 | 1x103kJ |
| 1 kilojoules (1kJ) | Convert to kilojoules x100 | 1x100kJ |
| 1 Joule (1J) | Convert to kilojoules x10-3 | 1x10-3kJ |
| 1 millijoules 1(mJ) | Convert to kilojoules x10-6 | 1x10-6kJ |
| 1 microjoules 1(µJ) | Convert to kilojoules x10-9 | 1x10-9kJ |
| 1 nanojoules 1(nJ) | Convert to kilojoules x10-12 | 1x10-12kJ |