Layers of the Earth

Front

What are the two main parts of the Earth's core?

Back

Inner core and outer core.

Front

Which layer of the Earth is the outermost?

Back

Crust.

Front

What is the hottest layer of the Earth?

Back

Inner core.

Front

What does the crust include?

Back

All dry land and the ocean floor.

Front

What is the asthenosphere described as?

Back

Plastic-like and slowly flowing.

Front

What is the layer beneath the crust called?

Back

Mantle.

Front

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

Back

Solid rock.

Front

What is the difference between the inner core and outer core?

Back

The inner core is solid, while the outer core is liquid.

Front

What is the mantle primarily made of?

Back

Semi-solid rock that can flow.

Front

How thick is the Earth's crust on average?

Back

About 5 to 70 kilometers.