The annual amount of snow lost by a glacier is called
A)accumulation.
B)sublimation.
C)ablation.
D)sustation.

Question

Quizplus · Accepted Answer

Ablation refers to the annual amount of snow lost by a glacier, which includes melting, sublimation, and calving. Accumulation refers to the annual amount of snow gained by a glacier. Sublimation is the process by which snow or ice turns directly into water vapor without melting first. Sustation is not a term used in glaciology.

The Annual Amount of Snow Lost by a Glacier Is