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| Patterns of stars in the sky that create a shape or figure |
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| The measure of light which hits the planet |
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| The apparent amount of light that a star shines on the Earth |
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| The distance light travels in one year |
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| A layer 2000 kilometers above the photosphere |
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| Largest layer of the sun's atmosphere; extends millions of kilometers into space |
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| Areas of the sun which are cooler than its surroundings |
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| When the cores contract and the temperatures inside the stars increase |
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| A hot dense core left behind by stars |
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| When the core heats up to much higher temperatures and elements become heavier and heavier |
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| Can exist in a dense core and 20 kilometers in diameter |
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| When gravity is so strong nothing can escape from it |
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| Large group of stars, gas, and dust held together |
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| The theory of the formation of the universe |
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| Around the sise of an average white dwarf |
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| earth is around the sise of an average __________________ |
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| the nort hstar never seems to move |
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| compresed gesses which fuse hydrogen into helium in the core to give off heat and light |
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