Difference between revisions of "Joule"
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− | A [[Joule]] is the scientific [[unit]] for [[measuring]] [[energy]] | + | A [[Joule]] is the scientific [[unit]] for [[measuring]] [[energy]]. |
===About Joules=== | ===About Joules=== |
Latest revision as of 08:32, 6 March 2022
Contents
Key Stage 3
Meaning
A Joule is the scientific unit for measuring energy.
About Joules
- Joules are the scientific unit for measuring energy.
- A number of Joules is written with a capital J.
Unit Comparisons
Unit | In Joules |
1 Calorie | 4.2J |
1 kilocalorie | 4200J |
1 kilowatt-hour | 36,000,000J |
Converting to Joules
Unit | To convert | Joules |
1 Megajoule (1MJ) | Convert to Joules x1000,000. | 1000,000J |
1 kilojoule (1kJ) | Convert to Joules x1000. | 1000J |
1 Joule (1J) | Convert to Joules x1. | 1J |
1 millijoule 1(mJ) | Convert to metres /1000. | 0.001J |
1 microjoule 1(µJ) | Convert to Joules /1000,000. | 0.000001J |
Key Stage 4
Meaning
Joules (J) are the SI Unit for energy.
About Joules
- Joules are shortened to an upper case J.
Converting to Joules
Unit | To convert | Joules |
1 megajoule (1MJ) | Convert to joules x106 | 1x106J |
1 kilojoule (1kJ) | Convert to joules x103 | 1x103J |
1 Joule (1J) | Convert to joules x1 | 1J |
1 millijoule 1(mJ) | Convert to joules x10-3 | 1x10-3J |
1 microjoule 1(µJ) | Convert to joules x10-6 | 1x10-6J |
1 nanojoule 1(nJ) | Convert to joules x10-9 | 1x10-9J |
References
AQA
- Joules (J), page 266, GCSE Combined Science Trilogy 1, Hodder, AQA
- Joules (J), pages 214, GCSE Combined Science Trilogy 2, Hodder, AQA
- Joules (J), pages 3, 124, GCSE Physics, Hodder, AQA
- Joules, pages 8, 10-13, 16, 20-21, 70-72, GCSE Physics; Third Edition, Oxford University Press, AQA
Edexcel
- Joules (J), page 34, GCSE Physics, Pearson Edexcel
- Joules, page 316, GCSE Combined Science, Pearson Edexcel