When a glacier is retreating, the upstream ice is ______. A) moving forward toward the downstream terminus of the glacier B) moving backward towards the head of the glacier C) moving underground D) not moving at all. Glacial ice does not move

Question

Quizplus · Accepted Answer

When a glacier is retreating, the upstream ice continues to move forward toward the downstream terminus of the glacier. The term "retreating" in this context means that the glacier is losing mass and its terminus is moving back towards its origin, but the ice within the glacier itself still flows forward due to gravity and the internal deformation of ice.

When a Glacier Is Retreating, the Upstream Ice Is ______