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Earth's Interior

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Last updated about 6 years ago
21 questions
Note from the author:
Earth's Layers
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Question 1
1.

List the 4 main layers of earth from outside to inside

  1. Mantle
  2. Crust
  3. Inner Core
  4. Outer Core
Question 2
2.

Geologists use two lines of evidence to learn about earth's interior: evidence from rock samples and evidence from volcanoes.

Question 3
3.

The continental crust is thicker and less dense than oceanic crust.

Question 4
4.

Pressure and temperature increase as you move deeper below earth's surface.

Question 5
5.

The lithosphere is made of rock that is strong and rigid.

Question 6
6.

The mantle is nearly 2,000 km thick.

Question 7
7.

Where does the energy for mantle convection come from?

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Question 15
15.

Density is the measure of how much ______ is in a given volume of a substance?

Question 16
16.

A cool fluid is less dense than a warm fluid.

Question 17
17.

What are the 2 metals that make up earth's core?

Question 18
18.

The Earth's magnetic field is created by movement in the core.

Question 19
19.

Which of these would a compass in the northern hemisphere point to?

Question 20
20.

What is the source of energy that drives plate tectonics?

Question 21
21.

Categorize the layers of the earth by their state.

  • Crust
  • Lithosphere
  • Inner Core
  • Mantle
  • Outer Core
  • Solid
  • Liquid
  • Plastic
Question 8
8.

Which of these is oceanic crust?

Question 9
9.

Which of these is continental crust?

Question 10
10.

Which of these is mantle?

Question 11
11.

What causes the convection cell to turn at point 2?

Question 12
12.

What causes the convection cell to turn at point 4?

Question 13
13.

Where is the density of the mantle material greater?

Question 14
14.

Where is the temperature of the mantle greater?