earth | space |
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what are the the 4 spheres
what is hydrosphere, atmosphere, biosphere, geosphere
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how close is the sun from earth
8.317 light minutes
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what is the biosphere made of
living things
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how many days dose it take for earth to orbit around the sun
365 days
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it takes about______ for the moon to orbit around earth
27 days/ 1 month
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what dose gravity do
make you stay on earth
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