Plate Tectonics Flashcards
1
Q
What three land masses made up Laurasia?
A
North America, Eurasia, Greenland
2
Q
What landmasses made up Gonwana?
A
Africa
Austrilla
Antartica
South America
India
3
Q
Where is the youngest curst on Earth found?
A
Mid-ocean ridges
4
Q
Which plate consists of almost entierly oceanic crust?
A
Scotia
5
Q
Convert 40,000 km into mi.
A
25,000 mi
