Earth's Interior
By Erin Smoak
Last updated about 4 years ago
21 Questions
Note from the author:
Earth's Layers
4
1.
List the 4 main layers of earth from outside to inside
1
2.
Geologists use two lines of evidence to learn about earth's interior: evidence from rock samples and evidence from volcanoes.
1
3.
The continental crust is thicker and less dense than oceanic crust.
1
4.
Pressure and temperature increase as you move deeper below earth's surface.
1
5.
The lithosphere is made of rock that is strong and rigid.
1
6.
The mantle is nearly 2,000 km thick.
1
7.
Where does the energy for mantle convection come from?
1
8.
Which of these is oceanic crust?
1
9.
Which of these is continental crust?
1
10.
Which of these is mantle?
3
11.
What causes the convection cell to turn at point 2?
3
12.
What causes the convection cell to turn at point 4?
1
13.
Where is the density of the mantle material greater?
1
14.
Where is the temperature of the mantle greater?
1
15.
Density is the measure of how much ______ is in a given volume of a substance?
1
16.
A cool fluid is less dense than a warm fluid.
2
17.
What are the 2 metals that make up earth's core?
1
18.
The Earth's magnetic field is created by movement in the core.
1
19.
Which of these would a compass in the northern hemisphere point to?
2
20.
What is the source of energy that drives plate tectonics?
5
21.
Categorize the layers of the earth by their state.
- Crust
- Inner Core
- Mantle
- Lithosphere
- Outer Core
- Solid
- Liquid
- Plastic