ch 27.2 Flashcards

1
Q

what is the difference between weathering and erosion?

A

weathering is the break down and erosion removes surface material

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

if the slope of the river decreases what will happens to the rivers speed

A

decreases

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

what are small streams called that flow in larger rivers?

A

trubutaries

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what is a land area that gathers water for major river is called?

A

drainage basin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

what is a district damage basins called that separates?

A

drainage divide

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

as water flows downhill under the influence of gravity, water erodes earths surface creating

A

channels

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

young rivers are due to the first movement

A

v-shaped

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

blank rivers are wide with smooth and gentle slopes

A

mature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

what type of land form is created when a rivers flowed and drop there sediment load

A

flood plains form along the valley sides

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

what is created when a fan-shaped sediment deposit will form at the mouth of the river

A

deltas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

what are distributaries

A

are the branching channels created by deltas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

what are the two types of glaciers

A

valley glaciers and continental

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

where do valley glaciers form?

A

high mountain regions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

where do continental glaciers form?

A

form colder climates and occupy large land areas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

where are the two continental?

A

Greenland and Antarctica

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

what is a cirque?

A

bowel shaped basin

17
Q

what is an arete?

A

form where two adjacent valley glaciers meet and erode a long. sharp ridge line

18
Q

what is a horn in a mountainous region?

A

sharpened peaks

19
Q

what shape of valley do valley glaciers form?

A

they create u shaped valleys

20
Q

what are tributary glaciers?

A

small glaciers that feed into the large glaciers

21
Q

what type of valleys do tributary glaciers form?

A

hanging valleys

22
Q

which side of a sand dune does the erosion occur

23
Q

which side does deposition occur on

A

leeward side

24
Q

what is deflation

A

removal small particals by wind

25
what causes desert pavements
small particles are removed the remaining surface
26
shape and sizes of land forms depend on what
wind speed amount of time the wind blows sediment supply
27
what are three land forms created by wave erosion
coastal cliffs sea arches sea stacks
28
what two land form are created from wave deposition
sand bars | sand spits
29
what is sand bars
30
what is a sand spits
sandbars expanded 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 rains earth quakes human activilty
32
what are some examples of mass wasting
rock slides mudflows landslides