Passive Margin Flashcards
Passive margin
1
Q
What is the evidence for lithosphere formation at divergent boundaries?
A
Crustal Age
Sediment Thickness
Magnetic Striping
Island Chains
2
Q
What features form at divergent margins?
A
-Rift Valley: Cont./Cont.
-Mid-Ocean Ridges: Ocean/Ocean
3
Q
What was Alfred Wegner’s evidence?
A
-Continents fit together
-Same rock formations across oceans
-Same fossils across oceans
-Glacial evidence at the equator
4
Q
What indicates plates?
A
Decrease in velocity
