Layers of the Earth Test

Front

What is the thinnest layer of the Earth?

Back

The layer representing the crust.

Front

What layer of the Earth is labeled A in a model?

Back

Crust.

Front

What drives plate movement in the Earth's layers?

Back

Convection currents in the asthenosphere.

Front

What is continental crust primarily made of?

Back

Granite.

Front

What two components make up the lithosphere?

Back

Crust and upper mantle.

Front

What is the outermost layer of the Earth called?

Back

Crust.

Front

What is the layer beneath the crust?

Back

Mantle.

Front

What is the layer of the Earth that is liquid?

Back

Outer core.

Front

What is the innermost layer of the Earth?

Back

Inner core.

Front

What is the main characteristic of the mantle?

Back

It is semi-solid and allows for convection currents.