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Exam 3 Quiz 1 - Glaciers and Glaciation Flashcards | StudBud

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Exam 3 Quiz 1 - Glaciers and Glaciation

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Questions 7

Answers

1
What causes Michigan to have four seasons each year?
None of these
Earth is farther from the Sun in winter
Milankovitch Cycles
Earth is closer to the Sun in Summer
All of these
The Earth's rotational axis is tilted
2
True or False? Glaciers carved many of the Great Lakes to depths below sea level.
False
True
3
True or False? Water can be stored in glaciers for thousands of years.
True
False
4
What controls 10,000 to 100,000 year-long cycles of glaciation?
Growth cycles of deciduous plants in the northern hemisphere
Plate tectonic configurations of continents and oceans
None of these
Any of these
Sunspot cycles
Periodic changes in Earth's orbit (Milankovitch Cycles)
5
Before the industrial revolution, CO₂ concentrations in ice core bubbles average…
~280 ppm
~ 425 ppm
~ 425 ppb (parts per billion)
~ 100 ppm (parts per million)
6
Which of these glacial materials would make the best aquifer?
Moraine
Drift
Till
Outwash
7
A glacier will grow (advance) when...
accumulation is greater than ablation.
any of these
none of these
snow and ice accumulate over the north pole.
ablation is greater than accumulation.
ablation and accumulation are equal.