Dynamo Earth Flashcards
1
Q
What are the three main layers of the Earth?
A
Crust, Mantle, and Core
2
Q
What are the mechanical layers of the Earth?
A
Lithosphere, Asthenosphere, Mesosphere, Outer Core, and Inner Core
3
Q
What is the outer and inner core of the Earth made of?
A
Iron and nickel
4
Q
At what velocity do P-waves travel through the Earth?
A
Approximately 8.0 kilometers per second
5
Q
What can P-waves travel through?
A
Solids, liquids, and gasses
6
Q
What can S-waves travel through?
A
Solids
7
Q
At what velocity can S-waves travel through the Earth?
A
3.5 kilometers per second
