chapter 27.2 Flashcards

1
Q

What is the difference between weathering and erosion?

A

weathering breaks down materials

erosion is the removal of surface material

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2
Q

if the slope ever decrease what will happened t the rivers speed

A

it decreases

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3
Q

what are small streams flow in larger rivers

A

trubutaries

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4
Q

land area that gathers water for a major river is called

A

drainage basin

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5
Q

a boundary that separates distinct drainage basin is called

A

drainage divide

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6
Q

as water flows downhill under the influence of gravity, water erodes’s earth’s surface creating

A

channels

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7
Q

young rivers due to fast movement

A

V-shaped

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8
Q

rivers are wide with smooth and gentle slopes

A

mature

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9
Q

what type of landfrom is created when rivers flood and drop there sediment load

A

flood plains form along the valley sides

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10
Q

what is a fan-shaped sediment deposit will from at the mouth of the river

A

deltas

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11
Q
A

branching channels created by deltas

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12
Q

what is from where the mouth of a river or stream enters dry land

A

alluvial fans

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13
Q

what are the two types of glaciers?

A

valley glaciers

continental glaciers

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14
Q

where do valley glaciers form?

A

high mountain regions

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15
Q

where do continental glaciers form?

A

colder climates

occupy large land areas

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16
Q

where are the two continental glaciers located?

A

Greenland

Antartica

17
Q

what is a cirque?

A

bowl shaped basin

18
Q

what is an arete?

A

form where 2 adjacent valley glaciers meet and erode a long, sharp ridgeline between valley glaciers

19
Q

what is a horn in a mountains region?

A

sharpened peaks

20
Q

what shape of valley do valley glaciers form?

A

U-shaped valleys

21
Q

what are tributary glaciers?

A

small glaciers that feed into large glaciers

22
Q

what type of valleys do tributary glaciers form?

A

hanging valleys

23
Q

which side of the sand dune erosion occur?

A

windward side

24
Q

which side does deposition occur?

A

leeward side

25
what is deflation?
removal of small particles by wind
26
what causes desert pavements?
small particles are removed the remaining surface
27
the shape and size of landforms depend on what?
wind speed amount of times the wind blows sediment supply
28
what are 3 landforms that are created by wave erosion
coastal cliffs sea arches sea stacks
29
what two examples of wave depostion
sand bars | sand spics
30
what is sand spics
sandbars that extend into the water from land and curve back toward land in a hook shape
31
what are some things that can cause mass wasting
snow heavy rain earthquakes
32
what are some examples of mass wasting?
rock slides mudlows landslides