The sphere that refers to Earth's water is called the
.

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) .

Silicon is cut into tiny pieces for computer chipslead is melted to form pelletsliquid water freezes to form ice