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S20 Day [7]-4 Stefan Boltzmann (gaussianwave) View |
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S20 Day [7]-1 star clusters (gaussianwave) View |
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The Size of Stars and Stefan's Law (Dr Chris Eames) View |
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What is the Hertzsprung-Russell (HR) diagram (Byron Farrow) View |
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Astronomy GCSE: Topic 13 Lets draw an HR diagram (Astronomy GCSE Help) View |
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