Author Question: Which is not a way that warm basal temperatures help glaciers slide? A) Water recrystallizes in a ... (Read 33 times)

casperchen82 · **on:** Jul 16, 2018

Which is not a way that warm basal temperatures help glaciers slide?

A) Water recrystallizes in a denser form, resulting in more sliding.
B) Water lubricates the surface between the ice and the underlying rock by reducing friction.
C) Water reduces cohesion with underlying rock or regolith.
D) Water is pressurized by the weight of the ice and lifts the glacier off the regolith below.

Question 2

Ice in a retreating glacier

A) remains stationary.
B) moves downslope.
C) moves upslope.
D) may move downslope or upslope.