Dynamic Earth Video Introduction to Plate Tectonics: The Puzzle of the Continents Before viewing the video, read over th

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Dynamic
Earth
Video Introduction to Plate Tectonics: The Puzzle of the
Continents
Before viewing the video, read over the
following questions. Demonstrate your ability to understand the
video by correctly (and clearly) answering the
questions after viewing.
1. What evidence led Wegener to hypothesize that
South America and Africa had once been joined?
2. What features of the seafloor
were discovered in the 1950's that contributed to the development
of the Plate Tectonic Theory?
3. Where do most of the Earth's volcanoes and
earthquakes occur?
4. List the three(3) types of plate boundariers
5. Sea-floor Spreading is associated with which type
of plate boundary?
6. What are two(2) geographic regions currently
subject to active Sea-floor Spreading?
7. Ocean trenches are associated with what type of
plate boundary?
8. Why do oceanic lithospheric plates "sink" at
subduction zones?
9. The San Andreas Fault is an example of what type
of plate boundary?
10. In which direction is the Hawaiian Hot Spot
moving?