A moraine is a pile of rock debris left by a
A) river.
B) waterfall.
C) glacier.
D) volcano.

Question

Quizplus · Accepted Answer

A moraine is formed by the accumulation of rock debris, soil, and sediment carried and deposited by a glacier. As a glacier advances and retreats, it picks up rocks and other debris from the valley floor and sides, carrying them along with the ice. When the glacier begins to melt or retreat, these materials are deposited in a pile, forming a moraine.

A Moraine Is a Pile of Rock Debris Left by a