The Four Natural Physical Spheres Are: Lithosphere, Atmosphere, Hydrosphere, and Biosphere

Lithosphere (litho is Greek of stone)
The solid, inorganic portion of Earth, comprising the rock of Earth's crust as well as the broken and unconsolidated particles of mineral matter that overlie the solid bedrock. The surface is shaped into an almost infinite variety of landforms, both on the seafloors and on the surfaces of the continents and islands.
Atmosphere (atmo is Greek of air)
The gaseous envelope of air that surrounds Earth. It contains the complex mixture of gases needed to sustain life. …