The Age of Oceanic Crust in the Pacific Is Asymmetric

question 37

Multiple Choice

The age of oceanic crust in the Pacific is asymmetric because ____.

• A)much of the crust in the eastern Pacific has been subducted
• B)spreading is faster on the east side of the ridge than on the west side
• C)the eastern Pacific collided with the Americas to form mountain ranges
• D)volcanism on the west side of the ridge has made the crust larger
• E)almost none of the crust in the eastern Pacific has been subducted

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