Earth's Layers Flashcards
1
Q
Lithosphere
A
Outermost, rigid layer of the earth.
Made of 2 parts, Crust + Upper part of Mantle (rigid). Divided into pieces called tectonic plates.
2
Q
Asthenosphere
A
A plastic layer of the mantle on which pieces of lithosphere move. Made of solid rock that flows slowly.
3
Q
Mesosphere
A
Below the asthenosphere, the lower part of mantle extends from the bottom of the asthenosphere to Core.
4
Q
Outer Core
A
The liquid of the Earth’s core that lies beneath the mantle = surrounds the inner core.
5
Q
Inner Core
A
Solid, dense center of the earth that extends from the bottom of outer core. About 6,000 km beneath surface.