Layers of the Earth

Front

What is the most dense layer of Earth?

Back

Inner Core

Front

In what state of matter is the outer core?

Back

Liquid

Front

What is the thickness of the lower mantle? (approximately)

Back

2100 km

Front

What is the center of the Earth?

Back

Inner Core

Front

What's the temperature of the crust?

Back

22 degrees Celsius

Front

What are the four main layers of the Earth?

Back

Crust, Mantle, Outer Core, Inner Core

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What layer lies directly beneath the crust?

Back

Mantle

Front

What is the state of matter of the mantle?

Back

Solid, but behaves like a viscous fluid over time.

Front

What is the approximate temperature of the inner core?

Back

Around 5,000 to 7,000 degrees Celsius.