Question

The four main spheres of Earth are the _____.

cryosphere, hydrosphere, biosphere, and atmosphere
the atmosphere, hydrosphere, anthroposphere, and atmosphere
astrosphere, hydrosphere, lithosphere, and biosphere
the atmosphere, hydrosphere, lithosphere, and biosphere

Answer 1

From Google:

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

2. In your own words, describe the following subsystems:

Answer 3

SCIENCE