Earth's Layers and Their Properties

Front

What are the main layers of the Earth?

Back

The Earth has four main layers: crust, mantle, outer core, and inner core.

Front

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

Back

The crust is the solid outer layer of the Earth made of rock.

Front

What is the layer beneath the crust called?

Back

The layer beneath the crust is called the mantle.

Front

What is the outer core made of?

Back

The outer core is made of liquid metal, primarily iron (Fe) and nickel (Ni).

Front

What is the innermost layer of the Earth?

Back

The innermost layer of the Earth is the inner core.

Front

Which layer of the Earth has the highest temperatures?

Back

The inner core has the highest temperatures.

Front

What is the correct order of the Earth's layers from outermost to innermost?

Back

The correct order is: crust, mantle, outer core, inner core.

Front

Which layer is shown in yellow in diagrams?

Back

The mantle is often shown in yellow in diagrams.

Front

Which layer of the Earth is the thinnest?

Back

The crust is the thinnest layer of the Earth.

Front

What is the primary composition of the mantle?

Back

The mantle is primarily composed of silicate rocks.