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=**1.3 Drifting Continents**=

**Vocabulary**

 * Pangaea**- a supercontinent that existed 300 million years ago.
 * Continental drift**- the movement of continents over time.
 * fossil**-any trace of an ancient organism that has been preserved in rock.

Summary

 * Africa and South America look like they fit together

The Theory of continental drift

 * Evidence from landforms
 * used mountains (Africa and South America)
 * used coalfields

Evidence from fossils

 * common fossils found on distant continents

Evidence from climate

 * continents today have very different climates from millions of years ago
 * glacier marks in Africa
 * Tropical plants in Spitsbergen

Scientists reject Wegener's theory

 * didn't have proof of how continents drifted
 * needed new explanations with what caused mountains and continents to form.