WorksheetsGeology102:Quiz-Unit14
Total questions: 20
Worksheet time: 10mins
What was present during the last glacial maximum event, also known as the last Ice Age?
Laurentide ice sheet
Sahara Desert
Amazon Rainforest
Himalayan Mountains
Which ice sheet is shown in a cross-sectional view for size comparison with the Antarctic ice sheet?
Greenland ice sheet
Siberian ice sheet
Patagonian ice sheet
Himalayan ice sheet
What did the 1948 study on the Jungfraufirn Glacier reveal about ice movement?
Ice at the surface is faster than ice below.
Ice at the surface is slower than ice below.
Ice at the surface is stationary.
Ice at the surface melts faster than ice below.
What is a unique property of ice that affects glacier movement?
Ice expands under pressure.
Ice melts under pressure.
Ice becomes more rigid under pressure.
Ice becomes lighter under pressure.
What are crevasses on a glacier's moving surface?
Large ice blocks
Deep cracks
Smooth ice surfaces
Ice bridges
What is the zone where the ice balance is growing called?
Zone of ablation
Zone of melting
Zone of accumulation
Zone of erosion
What is the primary process that creates erosional landforms in glacial environments?
Addition of material
Removal of material
Chemical weathering
Volcanic activity
What is rock flour, and how is it formed?
Coarse gravel formed by volcanic eruptions
Fine powder formed by grinding of sediments by glaciers
Large boulders formed by river erosion
Sand formed by wind erosion
What is an arête?
A bowl-shaped feature
A sharp ridge between valleys
A steep cliff formed by erosion
A valley formed by a river
Which type of moraine is located at the end or terminus of the glacier?
Lateral moraine
Medial moraine
Terminal moraine
Recessional moraine
What is the result when recessional moraines create a series of isolated basins in a glaciated valley?
Finger lakes
Paternoster lakes
Tarn
Proglacial lakes
What natural event caused Lake Missoula to empty several times?
Earthquakes
Volcanic eruptions
Ice dam breaches
Tidal waves
How many times did massive flooding occur over 20 centuries due to the ice dam cycle?
10 times
15 times
20 times
25 times
What event caused the level of Lake Bonneville to peak around 18,000 years ago?
A volcanic eruption
A breach at Red Rock Pass
An earthquake
A meteor impact
What is a glaciation?
A period when Earth's climate becomes warm
A period when Earth's climate becomes cold enough for ice sheets to expand
A period of volcanic activity
A period of increased rainfall
What happens to sea levels when glaciers melt and retreat?
Sea levels decrease worldwide
Sea levels remain the same
Sea levels rise worldwide
Sea levels only rise locally
What is isostatic rebound?
The upward movement of the lithospheric crust after being compressed
The downward movement of the lithospheric crust due to tectonic activity
The sideways movement of tectonic plates
The melting of ice sheets causing sea level rise
What is the main cause of the glacial cycles during the last Ice Age?
Milankovitch Cycles
Variations in Carbon Dioxide
Global Tectonics
Fossil fuel burning
Which publication discusses the difference between weather and climate?
Earth's Glacial Record
NASA's online article by Gutro, R., 2005
Physical geology textbook by Earle, S., 2015
Zipper-fit model by Gyles, N., and Januszczak, N., 2004
Which study focuses on the reconstruction of solar irradiance since 1610?
Lean, J., Beer, J., and Bradley, R., 1995
Zachos, J., Pagani, M., Sloan, L., Thomas, E., and Billups, K., 2001
Whitlock, C., and Bartlein, P.J., 1997
Weissert, H., 2000
