Layers of Earth

Front

What layer of the Earth is responsible for generating the Earth's magnetic field?

Back

Outer core.

Front

Which layer of the Earth has the coolest temperatures?

Back

Crust.

Front

How many layers can Earth be divided into based on physical properties?

Back

Five layers: lithosphere, asthenosphere, mesosphere, outer core, and inner core.

Front

What happens to pressure as you move down through the Earth's layers?

Back

Pressure increases.

Front

What are the three main chemical compositional layers of the Earth?

Back

Crust, Mantle, Core.

Front

What is the lithosphere?

Back

The rigid outer layer of the Earth, consisting of the crust and upper mantle.

Front

What is the asthenosphere?

Back

A semi-fluid layer beneath the lithosphere that allows tectonic plates to move.

Front

What is the mesosphere?

Back

The layer of the Earth between the asthenosphere and the outer core, characterized by solid rock.

Front

What is the outer core primarily made of?

Back

Liquid iron and nickel.

Front

What is the inner core?

Back

The solid innermost layer of the Earth, composed mainly of iron and nickel.