Structure Of Earth Flashcards
1
Q
What are the 3 main layers of the earth？
A
Core, mantle, crust
2
Q
What is the crust formed of?
A
Tectonic plates
3
Q
What do tectonic plates float on?
A
Semi-solid mantle
4
Q
What is the outer core made of?
A
Liquid iron, nickel
5
Q
What generates the magnetic field?
A
The outer core
6
Q
What part of the core is made of solid iron and nickel?
A
The inner core
7
Q
Rocky outer layer-
A
The crust
8
Q
Semi solid middle layer-
A
The mantle
9
Q
Inner most layer, core and outer core
A
The core
10
Q
Alfred weiner discovered … in 1912
A
Continental drift
