Earth's Layers Flashcards
1
Q
How do scientists “know” what is inside the Earth?
A
Earthquakes and underground explosions
2
Q
What does the crust and rigid part of the mantle make?
A
Lithosphere
3
Q
What is the lithosphere broken into?
A
Tectonic plates
4
Q
What is the outer core made of?
A
Liquid iron and nickel
5
Q
Where are denser materials located inside the Earth?
A
Center or Inner core
6
Q
What is the inner core made of?
A
Solid nickel and iron
7
Q
What are the two types of crust?
A
Continental and Oceanic
8
Q
What is the hotter, softer part of the upper mantle?
A
Asthenosphere
