Earth's Systems

Front

Into how many major systems have scientists divided the Earth?

Back

4

Front

Name the four spheres of Earth.

Back

Geosphere, Hydrosphere, Atmosphere, and Biosphere.

Front

Which sphere includes all of Earth's solid, molten, and liquid rock?

Back

Geosphere

Front

Which Earth sphere includes all of the liquid water on Earth?

Back

Hydrosphere

Front

Which sphere includes all of the gases in the air?

Back

Atmosphere

Front

Which sphere includes all living things?

Back

Biosphere

Front

Name the four layers of the Geosphere.

Back

Crust, mantle, outer core, and inner core.

Front

What is the outer layer of the geosphere called?

Back

Crust

Front

What is Earth's crust made of?

Back

solid rock and soil

Front

What part of the geosphere is below the crust and is made mostly of rock?

Back

Mantle