RLNI+1.3

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Vocabulary

 * Pangaea:** means "all lands"- a supercontinent existed 300 million years
 * Continental Drift**: the movement of continents over time
 * Fossil:** trace of an organism that has been preserved in rock


 * Outline**


 * Summary**
 * Africa and South America look like they fit together
 * couldn't prove how continents drifted


 * Theory of Continental Drift**
 * 1910/ Wegener
 * hypothesis is single landmass called Pangaea
 * supported ideas with study of landforms, fossils, and climate
 * Scientists rejected Wegener's theory
 * Wegener got evidence from fossils
 * common fossils is found on distant continents
 * 2 reptiles found in places now seperated
 * Evidence from climate
 * continents today have very different climate from millions of years ago


 * Scientists Rejected Wegener's Theory**
 * used mountains
 * from Africa and South America