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Question

The average thickness of the crust is _ km below the continent and _ km below the ocean.
35 , 6
10 , 50
80, 60
30, 90

A

30, 90

B

80, 60

C

35 , 6

D

10 , 50

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Solution

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The average thickness of the crust is 35 km below continents, 6 km below oceans (plus 5 km of sea water).

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