Question

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

Answer 1

Answer:

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

Explanation:

first The Earth is a sphere not circle

there is so many things on earth are sphere we think it's round or circle but it's not circle it's spehere so which things looks like circle shape those are sphere

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