Chapter 27.2 Flashcards

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1
Q

What is the difference between weathering & erosion?

A

Weathering is the breakdown of materials. Erosion is the surface removal.

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2
Q

If the slope of a river decreases, what will happen to the river’s speed?

A

It will increase.

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3
Q

What are small streams called that flow into large rivers?

A

Tributaries

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4
Q

What is the boundary that separates drainage basins called?

A

drainage divide

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5
Q

What is it called when water flowers downhill under the influence of gravity & water?

A

A channel

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6
Q

How are young rivers shape?

A

V-shape

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7
Q

What river are wide with smooth & gentle slopes?

A

Mature rivers

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8
Q

What type of landform is created when rivers flood & drop their sediment load?

A

Flood plains

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9
Q

What is a fan shape-sediment deposit that forms at the mouth of a river?

A

Delta

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10
Q

What are distributaries?

A

Branching channels

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11
Q

What is formed at the mouth of a river or stream that enters dry land?

A

Alluvial Fans

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12
Q

What are the two types of glaciers?

A

Valley glaciers & continental glaciers.

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13
Q

Where do valley glaciers form?

A

High mountainous regions.

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14
Q

Where do continental glaciers form?

A

They form in colder climates & they occupy large land areas.

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15
Q

Where are the two continental glaciers located?

A

Greenland & Antarctica

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16
Q

What is a cirque?

A

Bowl shaped basin.

17
Q

What is an arete?

A

Long sharpe ridgeline between valley glaciers.

18
Q

What is a horn in a mountainous region?

A

Sharpened peaks

19
Q

What shape of a valley do valley glaciers form?

A

U-shaped valleys

20
Q

What are tributary glaciers?

A

Small glaciers that feed into large glaciers.

21
Q

What type of valleys do tributary glaciers form?

A

Hanging valleys

22
Q

Which side does erosion on a sand dune occur on?

A

Windward

23
Q

Which side does deposition on a sand dune occur on?

A

Leeward

24
Q

What is deflation?

A

The removal of small particles by wind, leaving heavier particles behind.

25
Q

What is desert pavement?

A

When small particles are removed, & the remaining surface is left.

26
Q

The shape & sizes of landforms depends on…?

A

Wind speed, amount of time the wind blows, & sediment supply.

27
Q

What are 3 landforms created by wave erosion?

A

Coastal cliffs, sea stacks, & sea arches.

28
Q

What are 2 examples of deposition?

A

Sand bars, & sand spits

29
Q

What are sand bars?

A

Landforms that are parallel to the shoreline.

30
Q

What are sand spits?

A

Are like sandbars, but they curve back toward land. (hook shape)

31
Q

What are some things that can cause mass wasting?

A

Snow, heavy rains, earthquakes, or human activity.