JLKR+1.3

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1-3 Drifting continents
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Vocabulary

 * pangaea-** means 'all land'- or that all continents were together.
 * contimental drift-** moveing of the continents apart.
 * fossil-** a trace of ancient organion that has been preserved.

Outline

 * Into**
 * Africa and South America look like a jigsaw puzzle pieces that could fit together.
 * The theory of continental drift**
 * 1910 Alfred Wegener
 * hypotheas was that continents were once joined together
 * 300 million years ago
 * evidence from landfroms
 * mountains
 * lined up South America and Argentina
 * coalfields
 * Europe coalfields with North America
 * evidence from fossils
 * formed common dinosaur fossils and plants foaails
 * evidence from climate
 * current places in the world had the opposite climate
 * hot places had rocks scrathed chach indicated glactes were once there
 * Scientist reject Wengener's theory**
 * lacked an explaction about how or when the continental drifted