Earth's Interior

Front

What is the layer that makes up most of the Earth's mass and volume?

Back

Mantle

Front

Why is the Earth's inner core solid?

Back

The pressure at the core is very high.

Front

Where does the heat come from that drives convection currents in the mantle?

Back

The core.

Front

Name the Earth's layers in order from exterior to interior.

Back

Crust, mantle, outer core, inner core.

Front

What is the rigid layer of the Earth's surface made up of the crust and upper mantle called?

Back

Lithosphere.

Front

What is the outermost layer of the Earth called?

Back

Crust.

Front

What is the layer beneath the crust that is semi-solid and allows for tectonic movement?

Back

Asthenosphere.

Front

What is the liquid layer surrounding the Earth's inner core?

Back

Outer core.

Front

What is the innermost layer of the Earth?

Back

Inner core.

Front

What is the process called that describes the movement of the Earth's plates?

Back

Plate tectonics.