Layers of Earth
Spheres
Plate Tectonics
Natural Processes
100

We live on this layer.

What is the crust?

100

This sphere contains all of the water on Earth.

What is the hydrosphere?

100

When the earth shakes

What is an earthquake?

200

This layer is fully liquid.

What is the outer core?

200

This sphere contains all of the life on Earth.

What is the biosphere?

200

The theory that all the continents drifted out from the supercontinent Pangea.

What is Continental Drift?

200

A vent that shoots magma.

What is a volcano?

300

This semi liquid layer has convection currents.

What is the mantle?

300

This sphere contains all of the rock on earth.

What is the geosphere?

300

A giant volcano caused by subduction.

What is a subduction volcano?

300

A gigantic wave caused by seismic activity.

What is a tsunami?

400

This layer is solid only because of pressure.

What is the inner core?

400

This sphere contains all of the gasses on Earth.

What is the atmosphere?

400

When a plate is pulled into the mantle.

What is subduction?

400

When rock gets worn away over many years.

What is weathering?

500

Tectonic plates float on this part of the mantle.

What is the lithosphere?

500

Ice

What is the cryosphere?