The basal slip is usually ___than the internal plastic flow,resulting in the upper portion of the ____glacier flowing of the lower portion.
A) less rapid;behind
B) more rapid;ahead
C) less rapid;ahead
D) more rapid;both behind and ahead
E) more rapid;behind
Correct Answer:
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Q18: The portion of Earth consisting of perennially
Q19: Partially compacted snow that is an intermediate
Q20: A glacier that ends in the sea
Q21: The zone where accumulation balances ablation is
Q22: The type of glacier that dominates Greenland
Q24: Vatnajökull is the largest and most voluminous
Q25: In terms of areal extent,which of the
Q26: Glacial polish results from
A)abrasion.
B)ice plucking.
C)regelation.
D)ablation.
E)glacial erratics.
Q27: A glacier's mass balance is determined by
A)accumulation
Q28: Most of Earth's glacial ice exists in
A)valley
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