Question

sub socialscience how many sphera's are there on earth? which are they?​

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

These four subsystems are called "spheres." Specifically, they are the "lithosphere" (land), "hydrosphere" (water), "biosphere" (living things), and "atmosphere" (air). Each of these four spheres can be further divided into sub-spheres.