Continental Drift

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Continental Drift
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Note the Shapes South America Africa They
Match! What about any others? North America?
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Continental Drift
The Idea that the continents move around and
change locations on Earth.
The globe before and after continental
separation By Antonio Snider-Pellegrini,
1858 (pre-Wegener)
Alfred Wegener proposed the idea of Continental
Drift
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Continental Drift Evidence Fossils
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Continental Drift Evidence Glacial Markings
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Continental Drift Evidence Mountain Belts
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MovingContinents
Back in time
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Pangea
Supercontinent 250 Myr ago
North America!
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Conclusions

• The Continents Move Around on Earth
• Evidence for Continental Drift
• Shape of the Continents
• Fossils
• Glacial Markings
• Mountain Belts
• Pangea existed when all the continents were
  together