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earth science 1

TermDefinition
atmosphere the gaseous layer of a planet usually retained by its gravity
biosphere the system of Earth by which living organisms exist
cryosphere the frozen water or ice system of a planet
differentiation a process creating different layered compositions of a planet
hydrosphere the water system of the earth; includes solid, gas, and liquid water
lithosphere the rigid, crustal layer of earth
Created by: mockingj
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