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Dynamics of Glacial Advance and Retreat
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1

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What will happen to the terminus of a glacier if the rate of ice flow is exactly balanced by the rate of ice melting?
A)the terminus will advance
B)the terminus will retreat
C)the terminus will remain stationary
D)the terminus will grow thinner
E)the terminus will grow thicker
2
What will happen to the terminus of a glacier if the rate of ice flow is less than the rate of ice melting?
A)the terminus will advance
B)the terminus will retreat
C)the terminus will remain stationary
D)the terminus will grow thinner
E)the terminus will grow thicker
3
What is the equilibrium line on a glacier?
A)the boundary between the zone of accumulation and the zone of ablation
B)the point on the glacier where the ice does not move
C)the boundary between the region of net ice buildup and the region of net ice loss
D)the boundary between where snow falls and where it does not fall
E)both a and c
4
What is the name of the linear ridge of rock debris that builds up at the terminus of a glacier?
A)drumlin
B)kame
C)hogback
D)moraine
E)margin
5
What happens to rock debris that falls onto the surface of a glacier?
A)rock debris is transported on the surface to the terminus of the glacier
B)rock debris is buried by accumulating ice and transported to the terminus of the glacier
C)rock debris is buried by accumulating ice and remains embedded in the glacier
D)rock debris is pulverized by the ice and dissolves in glacial meltwater
E)rock debris is buried by accumulating ice and remains at the base of the glacier





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