Answer:
Shale.
Explanation:
It is composed of silt or clay that has been compacted or squeezed together to form a solid rock.
Political geography examines interactions between political processes and human uses of the earth
False, Copper Canyon is the biggest canyon in North America.
Answer:
Hey!
Umm...maybe put up a diagram and we can see what you're talking about and answer it!!
Explanation:
Answer:
Melting would have caused denser substances to sink toward the center while less-dense materials would have migrated to the crust.
Explanation: