Hydrosphere:
All water on Earth. The water found on Earth comes in three different states- liquid(water), solid(ice), and gas(water vapor). |
Atmosphere:
The layer of gases that surrounds Earth. The major gases found in the atmosphere include nitrogen, oxygen, argon, and carbon dioxide. |
Geosphere:
All of Earth's interior. Including the chemical layers- crust, mantle, and core. |
Biosphere:
All of the living things on Earth. This includes humans, animals, and plants. |
Earth's Systems
The four main systems that work together on Earth are the hydrosphere, atmosphere, geosphere, and biosphere. Together they make up everything on Earth.