When considering evidence of glaciation on the southern continents, why did Wegener reject the explanation that the entire planet had experienced a period of extreme cooling?
A) Because the glacial debris was localized to a few small mountain valleys
B) Because he knew the glacial debris was actually a misinterpreted landslide
C) Because geologic evidence supported the existence of tropical swamps in the Northern Hemisphere
D) Because the 16O/18O ratios in fossils supported an ice-free period
Question 2
When the continents were assembled and mountain ranges were matched up, mountains in Scandinavia and the British Isles matched up perfectly with which North American mountain range?
A) Rocky Mountains
B) Appalachian Mountains
C) Sierra Nevada Mountains
D) Olympic Mountains
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