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4 cards from this section. Quick, good the night before a test.
What does the term Pangaea refer to?
Think about the origin of current continents.
What is sea floor spreading?
Consider how new rocks are generated under the ocean.
What is the theory of continental drift primarily about?
Focus on the continents, not oceans or mountains.
True or False: Wegener's theory initially faced overwhelming support from scientists.
Think about the scientific community's skepticism.
Explain how the concept of sea floor spreading can be supported by evidence from magnetic orientation of rocks on either side of mid-ocean ridges.
Look at how magnetic fields shift and how this correlates with rock ages.
Discuss the implications of plate tectonics on earthquake and volcanic activity around the world.
Consider how different boundary types (divergent, convergent, transform) affect geological occurrences.
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