layers of the earth Flashcards
1
Q
what is the inner core made up of?
A
nickel and iron
2
Q
what is the outer core made up of?
A
nickel and iron
3
Q
what is the outer mantle made up of?
A
silicates
4
Q
what is the outer oceanic crust made up of?
A
basalt
5
Q
what is the continental crust made up of?
A
granite
6
Q
what state is the inner core?
A
solid
7
Q
what state is the outer core?
A
liquid
8
Q
what state is the mantle?
A
solid
9
Q
what state is the crust?
A
solid
10
Q
what temperature is the inner core?
A
5000 - 6000cº
11
Q
what temperature is the outer core?
A
4000 - 6000cº
12
Q
what temperature is the mantle?
A
1000 - 3700cº
13
Q
what temperature is the crust?
A
average 25cº
14
Q
what thickness is the inner core?
A
1300km radius
15
Q
what thickness is the outer core?
A
2400km thick
16
Q
what thickness is the mantle?
A
2900km thick
17
Q
what thickness is the crust?
A
50km thick
