Multiple Choice
How were the Ural Mountains (Russia) formed?
A) An active fold and thrust belt is forming as Asia and Europe continue to converge and buckle the crust along an old tectonic suture zone.
B) Kilometres of marine strata, originally deposited in a basin between the former Asian and European plates, were squeezed, folded, and uplifted as the two collided and joined to form the Eurasian plate.
C) Normal faulting from a modern continental rift is elevating large mountain blocks above the level of the vast plains on both sides of the range and giving rise to a volcanic mountain chain.
D) A large dome of Archean igneous and metamorphic rocks rose up as the Eurasian plate became situated over a mantle plume.
Correct Answer:
Verified
Correct Answer:
Verified
Q6: What did the earliest continental crust resemble?<br>A)
Q7: The concept of _includes the idea that
Q8: Mountainous relief is due to the rotation
Q9: What kind of crust was the Avalon
Q10: Topographically high- standing, mountainous areas generally _.<br>A)
Q12: Thick blocks of crust carried toward a
Q13: Southern Africa has been has been slowly
Q14: What happens as the crust isostatically rises
Q16: The rock sequences and mountainous topography of
Q33: What is similar about the tectonic cause