When Ice Dams in Front of the Largest Glacial Lakes

question 29

Multiple Choice

When ice dams in front of the largest glacial lakes failed,stupendous floods resulted whose passage is still recorded _________________.

• A)in lake sediments
• B)by countryside stripped of all soil and sediment cover
• C)by abandoned waterfalls
• D)by a system of braided channels,now left mostly dry
• E)by all of these

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Definitions:

Plant-Rich Swamp

Wetland ecosystems characterized by the abundance of vegetation, particularly various types of plants, often found in low-lying areas.

Yellowish-Tan Sandstone

Yellowish-tan sandstone is a specific variety of sandstone that exhibits a pale yellow to tan color, indicating the presence of certain minerals and iron compounds.

Steep Mountain Front

The abrupt transition from a mountain's slope to the relatively flat terrain, typically indicating tectonic activity or erosion processes.

Deepest Marine Water

The section of the ocean that is furthermost below sea level, often located in ocean trenches.