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8 Cards in this Set
- Front
- Back
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Continental Drift
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states that the continents were once attached as supercontinent called Pangaea
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Wegener
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proposed the theory of continental drift in 1912
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Pangaea
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supercontinent that existed prior to our current continent configuration
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Plate Boundaries
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where edges of plates meet
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convergent boundary
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where plates collide (earthquakes happen & mountains form)
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divergent boundary
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where plates move apart (uder sea mountains form)
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transform boundary
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where plates slide past each other (earthquakes happen)
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Evidence of Pangaea
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rocks that are similar on the continents
fossils that are similar on the continents grooves by glaciers are similar on the continents measurements that ancient climate were similar on the continents |
