Earths interior Flashcards
1
Q
What is earths interior like?
A
The pressure and Temp increase as you go within and the geothermal gradient is 25 degrees per KM
2
Q
how do we know what the earths interior is like?
A
Deep drilling data, volcanic activity
3
Q
What is the denisty of the earth?
A
5.5 g/cmcubed
4
Q
What do p-waves pass through?
A
Liquids and soilds
5
Q
What do s-waves pass through?
A
Soilds
6
Q
The velocity of waves is controlled by what?
A
By the density and elasticity of the materials they travel through
7
Q
What is the lithosphere?
A
Oceanic crust, continental crust, upper mantel
8
Q
A
