continental drift Flashcards
1
Q
what was Wegners theory
A
200 million years ago all continents merged into one supercontinent, the continents then separated and moved apart until they became what they are now
2
Q
what are the 3 ideas that link to continental drift?
A
coal deposits
the case of the mesosaurus
continental jigsaw
3
Q
what was the continental jigsaw
A
the similarity in outline of Africa and and South America
4
Q
what was the case of the mesosaurus?
A
fossils were found in different continents, the mesosaurus had specific living conditions meaning it wouldn’t be able to survive in salt water so the continents must have been closer together
5
Q
what were coal deposits?
A
fossils of tropical plants were found in Antarctica
