The Earth's Crust Flashcards
1
Q
What are two main types crust?
A
Oceanic and Continental
2
Q
What are the main characteristics of oceanic crust?
A
Dense, newly formed, about 5km thick, less than
200 million years old
3
Q
What are the main characteristics of continental crust?
A
Older more 200 million years. Lighter than oceanic crust, More than 30km thick