Which phrase best describes what would likely happen during the retreat of a valley glacier?
A)A line of stakes across the glacier would be gradually lowered to the valley floor directly beneath where they were originally placed.
B)A line of stakes across the glacier would continue to move down valley as the terminus of the glacier slowly retreated.
C)A line of stakes would retreat slowly up valley as the ice withdraws to its source region.
D)Who cares? The beer would get too warm!

Question

Quizplus · Accepted Answer

As the glacier retreats, its terminus (the end of the glacier) will move back up the valley. Therefore, a line of stakes placed across the glacier would also move down valley along with the retreating terminus.

Which Phrase Best Describes What Would Likely Happen During the Retreat