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1.  What is the definition of the term "Oceanography"?

2.  What are the four primary reasons that closer attention is now being given to the oceans by nearly all nations?

3.  What science is concerned with the nature of the universe and its origin?

4.  Where does most of the water vapor found in our atmosphere come from today?

5.  Which two elements are suspected to make up Earth's core?

6.  What is the asthenosphere?

7.  What is the average depth of the Earth's crust under the continents?

8.  Name the six major plates making up the lithosphere.

9.  Where do most of the volcanic eruptions occur on the Earth's surface?

10.  What is "Pangaea"?