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| an object blocks sunlight and makes a shadow |
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blocking of Sunlight to the EARTH- moon is between the sun and earth |
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| blocking of sunlight to the MOON -earth is directly between the sun and moon |
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| all the space and everything in it |
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| giant structure that contains hundreds of billions of stars |
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| seeing more & more of the sunlit side |
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| seeing less & less of the sunlit side |
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| process by which hydrogen atoms join to form helium,releasing energy |
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