What happened to the pressure as we traveled down?
What rocks make up most of the Earth’s crust?
Oceanic-______________________________________________________
Continental-__________________________________________________
Why do you think the ocean crust contains rocks that are denser than the rocks found on land?
What makes up the lithosphere?
The plates of the lithosphere move slowly because they float on top of the asthenosphere. Describe how the molten material in the mantle causes this movement of the lithospheric plates.
