Layers of the Earth

Front

What are the layers of the Earth in order from the surface?

Back

Crust, Mantle, Outer Core, Inner Core

Front

What layer of the Earth is the thinnest?

Back

Crust

Front

What layer makes up 85% of the total weight of the Earth?

Back

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 that is liquid and surrounds the inner core?

Back

Outer Core

Front

What is the solid innermost layer of the Earth?

Back

Inner Core

Front

True or False: Less dense materials rise to the top.

Back

True

Front

What is the primary composition of the Earth's crust?

Back

Silicate rocks

Front

What is the primary composition of the Earth's mantle?

Back

Silicate minerals, mainly olivine and pyroxene