Series of questions focusing on key components of each topic
TOPICS
How the class is divided into broader themes
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Themes |
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Ocean/ Atmosphere Interactions, Dynamic Processes in the Ocean |
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Fringes of the Ocean, Life in the Oceans, Environmental Issues |
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Questions for In-Class Discussion
- Each of these questions will be considered in class.
- Think about answers to the questions before class and come prepared to discuss them.
- Some of the questions are intended to be rhetorical, or present challenges outside the immediate scope of the class.
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| Date: Jan. 25, 30 | |
| 1. | Q. Have you experienced an earthquake? If so, where? |
| A. | |
| Q. Where do earthquakes occur? Are they likely to occur anywhere on Earth? | |
| A. | |
| 2. | Q. Why do the coastlines of Africa and South America seem to fit together? |
| A. | |
| Q. If they were joined how and why did they move apart and when did they separate? | |
| A. | |
| Q. Were other continents
also
joined together in the past? |
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| A. |
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| 3. | Q. What creates the Earth’s magnetic field? |
| A. | |
| Q. Is the magnetic field likely to be constant or to change over geological time? | |
| A. | |
| 4. | Q. What can we deduce about the activity of the Earth from the position of volcanoes and locations of earthquakes? |
| A. | |
| 5. | Q. Can we classify or categorize this activity? What are the significant differences between the different types of earthquake or volcanic activity? |
| A. | |
| 6. | Q. Why do the oceans have underwater ridges that appear to encircle the Earth? |
| A. | |
| Q. What forms these ridges? Why are they frequently cross-cut by fractures? | |
| A. | |
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 Department
of Geological Sciences,
1001 E. Tenth Street, Bloomington, IN 47405-1403 Phone: (812) 855-5582 Last update: 25 January 2007 Comments: simon'at'indiana.edu Copyright 2007, The Trustees of Indiana University |
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