31.A Density and Earth's Layers

Density and Earth's Layers

For Your Consideration:


Why is Earth's core made primarily of iron?

Be sure to study this chapter section of your textbook.

Developing Earth Layers

Earth's internal layers differentiated from each other because of their varying densities. Duration: 1:55 (CIS22Aa)


For Your Further Consideration:


How does the composition of Earth's crust compare to the composition of the whole Earth?