Layers of the Earth

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the layer beneath the crust?

Back

Mantle

Front

What materials primarily make up the Earth's core?

Back

Iron and nickel

Front

Which layer of the Earth is the hottest?

Back

Inner core

Front

What is the term for the solid outer layer of the Earth?

Back

Lithosphere

Front

How many types of crust are there?

Back

2 (continental and oceanic)

Front

What is the main characteristic of the mantle?

Back

It is semi-solid and can flow slowly.

Front

Which layer has the greatest density?

Back

Inner core

Front

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

Back

Silicate rocks

Front

What is the difference between oceanic and continental crust?

Back

Oceanic crust is thinner and denser than continental crust.