Earth's Layers*

Front

Is oceanic crust more dense than continental crust?

Back

True

Front

What layer of the Earth is represented by the letter A?

Back

Crust

Front

What are the 3 main layers of the Earth?

Back

Crust, Mantle, Core

Front

What is the thickest layer of the Earth?

Back

Mantle

Front

The most dense layer of the Earth is:

Back

Core

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What layer lies beneath the crust?

Back

Mantle

Front

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

Back

Iron and Nickel

Front

How thick is the Earth's crust on average?

Back

About 5-70 kilometers

Front

What is the state of matter of the mantle?

Back

Solid, but behaves like a viscous fluid