Question

How many spheres are there on earth?Which are they?​

Answer 1

Everything in Earth's system can be placed into one of four major subsystems: land, water, living things, or air. These four subsystems are called "spheres." Specifically, they are the "lithosphere" (land), "hydrosphere" (water), "biosphere" (living things), and "atmosphere" (air).

Answer 2

Everything is earth's system can be placed into one of four major subsystems: Land,Water, living things,or air. these four subsystems are called "spheres."Specially, they are the "lithosphere"(Living things),and "atmosphere"(air).

Explanation:

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