Chapter 13 Flashcards
1
Q
Where does most volcanic activity take place on Earth
A
-Mid-ocean ridge
2
Q
Why are ocean ridges elevated?
A
-Because newly created lithosphere is hot and is less dense than surrounding rocks
3
Q
Where do you find a thick turbinate layer?
A
-At the base of the slope.
4
Q
Where do you find the widest continental shelf?
A
-Passive margin
5
Q
4 layers of the oceanic crust:
A
- Gabbro
- Dikes
- Pillow
- Sediment
6
Q
Geologically speaking, what is the submerged part of the continent
A
- The shelf
