Rounded ice grains, called firn, form if:
A) snow survives through one summer.
B) snow survives through two summers.
C) it falls on basal ice.
D) it falls on ablation ice.
Correct Answer:
Verified
Q26: Crevasses form in the _.
A) lower plastic
Q29: Alpine glaciers occur:
A) on flatlands in continental
Q30: A/an _ is an elongate hill, usually
Q31: Glaciers erode _-shaped valleys.
A) C
B) O
C) U
D)
Q32: The rate of glacial movement varies with:
A)
Q35: An iceberg:
A) is a piece of a
Q36: The lower end of a glacier is
Q37: When a glacier retreats steadily, it deposits
Q38: The _ separates the zone of accumulation
Q39: _ is sediment that was first transported
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