Introduction: In 1915, a German scientist named Alfred Wegener proposed the theory of continental drift. According to this theor
y, the landmasses once were joined into a supercontinent called Pangaea. The landmasses then slowly drifted to their current positions. Question: What did Pangaea look like?
If South America were close to Africa. If you look at their coastlines, what do you notice?
Tropical and temperate rainforests have some things in common. Both have very dense vegetation. Trees in temperate and tropical rainforests have trunks that flare out at the bottom and both types of rainforests are endangered biomes.
