As an inactive mountain belt ages, what happens to the adjacent crustal areas?
A)They uplift along with the mountains.
B)They subside in response to the added load of sediments eroded off the mountains.
C)They slide into the sea along transform faults.
D)They are subducted.

Question

Quizplus · Accepted Answer

As mountains erode, they produce sediment that is deposited onto adjacent crustal areas, increasing the load on those areas. This can cause those areas to subside or sink down as the added weight pushes them down. This process is called isostatic adjustment.

As an Inactive Mountain Belt Ages, What Happens to the Adjacent