If the Pacific Ocean plate is moving at 5 centimeters a year and the Island of Hawaii is 5000 Kilometers away from the Aleutian Subduction Zone; how old will the island rock be when it begins to submerge into the trench? Hint: There are 100,000 centimeters in a Kilometer.

a) 1 million years (1,000,000)
b) 5 million years (5,000,0000
c) 100 million years (100,000,000)
d) 1 billion years (1,000,000,000)


Ans: c) 100 million years (100,000,000)

Environmental & Atmospheric Sciences

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