earth space
100
what is hydrosphere, atmosphere, biosphere, geosphere
what are the the 4 spheres
100
8.317 light minutes
how close is the sun from earth
200
living things
what is the biosphere made of
200
the moon
what is easy to go to from earth
300
365 days
how many days dose it take for earth to orbit around the sun
400
27 days/ 1 month
it takes about______ for the moon to orbit around earth
500
make you stay on earth
what dose gravity do






SCIENCE

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