Term
| Who were Hertszprung and Russell and what did they do? |
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Definition
| They were two astronomers who independently of each other, produced a diagram that shows the relationship between a star's temperature and luminosity. |
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Term
| Where are cool bright stars displayed on the diagram? |
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Definition
| The giant stars are displayed in the top right. |
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Term
| Where are hot dim stars displayed on the diagram? |
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Definition
| Dwarfs are displayed in the bottom left. |
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Term
| What is the main sequence? |
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Definition
The diagram has a prominent diagonal band where 90% of stars are found with a range of temperatures and luminosity. |
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Term
| What pattern will our sun follow? |
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Definition
| Our sun will swell to become a giant then dim to become a dwarf. |
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Term
| What is found on the x axis? |
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Definition
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Term
What is found on the y axis? |
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Definition
| Absolute Magnitude (Luminosity). |
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