THEY+1.3

=1.3 Drifting Continents=
 * toc**

Vocabulary

 * Pangaea**: means all lands -or that all continents were together
 * Continental Drift**: the hypothesis that the continents were together once
 * Fossil**: Trace of an ancient organism that has been preserved in rock

Intro

 * Africa and South America looks like jigsaw puzzle pieces that fit together

The Theory of Continental Drift

 * 1910 Alfred Wegnar
 * Hypothesis was that the continents were once joined together that happened 300 years ago
 * Evidence from landforms
 * Mountains
 * Line up South America and Argentina
 * coal field
 * European coal field with North America
 * Evidence for Fossils
 * found common dinosaur fossil and plant fossil
 * Evidence for Climate
 * Current places in the world had the opposite climate
 * hot places had rock scratches which indicated glaciers were once there

Scientists Rejected Wegner's Theory

 * Wegnar lacked explanation about why continental drift