Geology 330 - Television Course

Review Questions for Program #4: World in Motion

Please fill out and return this sheet after viewing Program #4. If you are unsure of an answer, give your best intelligent guess.

1.   Where do the deepest earthquakes occur?


2.  What are the three types of plate boundaries, and how do plate move at each boundary?


3. Where is an example of a divergent boundary on continental crust?


4.  Where does new ocean crust form?


5.  What is an example of a transform boundary in continental crust?


6.  At what rate, generally, do plates move?


7.  What is an example of an island chain formed by a mantle plume?



8.  Where is ocean crust destroyed?



9.  What is an example of an island arc that forms next to a deep ocean trench?



10.  What process causes  plates to move?



11.  What is the behavior of the lithosphere?  what is the behavior of the asthenosphere?


12.