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Questions for Review



1

Why is the Earth not perfectly round?
2

What are some of the more common elements composing the Earth?
3

What causes the interior of the Earth to be hot? How hot is it?
4

What is convection? What are some other examples of convection besides hot soup?
5

What is the relation between rising and sinking material in the Earth’s interior and subduction and rifting?
6

What is precession? What are some of its possible consequences?
7

What is the Mid-Atlantic Ridge?
8

On what plate of the crust are you located? Which way is it taking you?
9

What is happening where your plate is smashing into another?
10

How do we know the Earth has a liquid core?
11

Why is the inner core solid even though it is hotter than the outer liquid core?
12

What factors are thought to be responsible for the Earth’s magnetic field?
13

How is the aurora related to the Earth’s magnetic field?
14

If the Earth rotated more slowly, would you expect it to have as strong a magnetic field?





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