KYTL+1.3

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Vocabulary

 * Pangaea**-means "all land"-a supercontinent that existed 300 million years ago
 * continental drift**- the movement of continents over time
 * fossil**-trace of an ancient organism that has been preserved in rock

Summary

 * Africa and South America looks like they fit together

The Theory of Continental Drift

 * 1910-Alfred Wegener
 * hypothesis of single landmass/Pangaea
 * supported ideas with study of landforms, fossils, and climate

Evidence from Landforms

 * used mountain of South America and Africa

Evidence from Fossils

 * common fossils found on different continents

Evidence from Climates

 * continents today have very different climate from millions of years ago

Scientists Reject Wegener's Theory

 * Wegener didn't have proof of HOW continents drifted
 * needed new and more explanations with how landforms had formed