Earth Layers Flashcards
1
Q
What is the innermost layer of the Earth?
A
The Inner Core
2
Q
What is the second outermost layer of the Earth?
A
The Mantle
3
Q
What is the outermost layer of the Earth?
A
The Crust
4
Q
What is the second innermost layer of the Earth?
A
The Outer Core
5
Q
What is the Outer Core made of?
A
Liquid Iron and Nickel
6
Q
What is the Inner Core made of?
A
Solid Iron and Nickel
7
Q
What is Convection?
A
The heat in the Mantle causing the rocks to rise and fall
7
Q
What is the largest layer of the Earth?
A
The Mantle
8
Q
What is the smallest layer of the Earth?
A
The Crust
9
Q
How do scientists know what is under the crust even though nobody has been under it?
A
Seismic Waves
