Geography Quiz 01 Flashcards

1
Q

Weathering of a mountain has occurred on both sides, creating a steep sided peak.

A

Horn

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2
Q

Jagged mountain valleys become smooth and u-shaped after the glacier retreats. The ice (and rocks in it) scrape the valley floor and sides.

A

U-Shaped Valley

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3
Q

Rocks in glaciers carve long grooves in the bedrock, direction of grooves shows which way the glacier traveled

A

Striations

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4
Q

Bowl-Shaped depression where the glacier starts, created by physical weathering and weight of glacier.

A

Cirque

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5
Q

Material picked up and carried by glacier, made up of very fine particles of sand, to huge boulders.

A

Till

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6
Q

Ridges of till left at the front or sides of a glacier as it retreats, and shows how far it advanced

A

Moraine

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7
Q

Avocado shaped hills that occur in clusters. Used for farming due to the soil deposits, and are mined for gravel.

A

Drumlin

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8
Q

Large boulder carries by the ice to a spot where it is dropped. Easily spotted, since they are usually unlike the rock around them.

A

Erratic

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9
Q

A large sinious ridge of sand and gravel deposited by water flowing under a glacier or ice sheet

A

Esker

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10
Q

When ice chunks fall off a retreating glacier they are covered in sediment. The ice eventually melts causing a depression.

A

Kettle Lake

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11
Q

Steep mounds or conical hills built by material dropped in holes in the ice.

A

Kame

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12
Q

The earth’s crust is depressed as a result of the weight of the ice. When the ice melts the surface slowly bounces back. It is still going on.

A

Isostatic Rebound

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