Who proposed continental drift? Be able to describe in detain at least two of the bits of evidence he used to support the continental drift hypothesis.
- Continental Drift
- ~Proposed by Alfred Wegener
- *The Origins of Oceans and Continents published in 1915
- *Wegener hypothesized a former supercontinent Pangaea
- +Fit of continents
- + Location of glaciations
- +Fossil evidence
- +Rock type and structural similarities
- +Paleoclimatic evidence
- +Glacial Evidence
- =Permian glacial till is found on 4 continents
- =The tills in Africa and India are now near equator
- ~Fossil Evidence
- *Identical fossils found on widely separated land.
- *Mesosaurus – A freshwater reptile.
- *Glossopteris – Subpolar plant with heavy seeds.
- *Think with a large sea were there is no land connection
- ~Matching Geology
- Geologic phenomenon match across the Atlantic
- *Mountain belts
- +Appalachian
- +Caledonides