Unit 44 Review Questions

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. The Antarctic Ice Sheet:

contains over half of Earth's freshwater correct incorrect

sits atop an essentially flat continent correct incorrect

flows primarily toward the South Pole correct incorrect

only extends to the coasts through a few isolated valleys correct incorrect

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. Which Late Cenozoic ice sheet occupied Canada east of the Rocky Mountains?

Scandinavian Ice Sheet correct incorrect

Cordilleran Ice Sheet correct incorrect

Laurentide Ice Sheet correct incorrect

Barents Ice Sheet correct incorrect

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. If you see glacial sediment from a continental glacier that is unsorted, it is likely:

outwash correct incorrect

till correct incorrect

glacial flour correct incorrect

associated with a drumlin correct incorrect

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. This glacial landform is created when water flows at the base of glacier in a long tunnel:

kettle correct incorrect

drumlin correct incorrect

kame correct incorrect

esker correct incorrect

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. Approximately how many times did glaciation affect the Midwest of the United States?

Four correct incorrect

Nine correct incorrect

Twenty correct incorrect

Several dozen correct incorrect

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. Lake Agassiz was formed by:

a terminal moraine correct incorrect

a recessional moraine correct incorrect

glacial blockage of a preexisting drainage route correct incorrect

deep glacial gouging of soft bedrock correct incorrect

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. How do pluvial lakes relate to glaciation?

They formed during glacial periods when continental glaciers blocked outlet rivers. correct incorrect

They formed during glacial periods when precipitation was more abundant and evaporation rates were lower. correct incorrect

They were carved out by continental glaciers. correct incorrect

They were carved out by mountain glaciers. correct incorrect