Author Question: Discuss the formation of the Himalayan Mountains using the figures above as a guide. Be sure to add ... (Read 26 times)

bobthebuilder

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Discuss the formation of the Himalayan Mountains using the figures above as a guide. Be sure to add features seen in the diagram with your explanation.
 
  What will be an ideal response?

Question 2

As you can see from this map, the Ural Mountains exhibit a north-south orientation through Eurasia. They are about the same age as the Appalachian mountains of eastern North America.
 
  How does the theory of plate tectonics explain the existence of this mountain belt in the interior of an expansive continental landmass? Compare and contrast the Ural and Appalachian situations, given their similar age.
 
  What will be an ideal response?



fraziera112

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Answer to Question 1

Answer: The figure shows the formation of the Himalayas. The collision of two continents and the cessation of subduction & elevation of the high plateau region behind the mountains match that location most closely. Before the collision, India's northern margin consisted of a thick sequence of continental shelf sediments, while Asia was part of an active margin with a well-developed margin and volcanic arc. As the oceanic crust is subducted, continental rocks between the two continents are folded, faulted, and eventually uplifted to create the Himalayan Mountains.

Answer to Question 2

Answer: It must be an old continentcontinent collisional mountain belt, the way the Himalayas are today forming where India and Eurasia are colliding. Here, ancestral Europe and Asia collided, and stayed stuck together. The Appalachians formed in a similar collision during the assembly of Pangaea, but there the mountain belt was also where the crust broke when rifting opened the Atlantic.



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