Earth Layers

Front

What is the outermost layer of the Earth?

Back

The crust.

Front

Which layer of the Earth is primarily made of solid rock?

Back

The crust.

Front

What is the layer beneath the crust called?

Back

The mantle.

Front

Which layer of the Earth is the thickest?

Back

The mantle.

Front

What is the composition of the outer core?

Back

Liquid iron and nickel.

Front

What is the innermost layer of the Earth?

Back

The inner core.

Front

Which Earth layer is the least dense?

Back

The crust.

Front

Which Earth layer is the most dense?

Back

The inner core.

Front

What is the solid part of the mantle called?

Back

The lithosphere.

Front

What is the semi-fluid layer of the mantle called?

Back

The asthenosphere.