glacer.p2. Flashcards

1
Q

what is a Drumilns?

A

a drumins are oval shaped hils made of boulder clay

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

how are drumlins formed

A

drumlins are formed when glacier deposites mounds of boulday clay

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

what is an erratics?

A

an erratics are large boulders that were transported from there orignal location by glacier and then deposited an area when the rock type is diffent

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

what is a moraines

A

a moraine is the name giving to the material transported and later deposited on the valley floor by a glacier

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

how are moraines formed?

A

moraines are formed when a glacier travells through a valley. it drops of some of the material that is eroded from the upper slopes at either side of the glacier

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

what is an esker?

A

an esker is a long, narrrow ride of sand and gravel that winds its way along a lowland landscape

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

how are eskers formed?

A

eskers are formed when a glacier begins to melt, streams of meltweater carrying a load of erode material flow through a tunnet that is craved under the glacier

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

what is an outwsh plains

A

an outwash plain is a low,flat area of land made of sand and gravel. it is found in front of a terminal moraine

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

how are outwash plains formed

A

as a glacier melts, meltweather carrying a load of sand and gravel froms the front of the glacier and spreads out over the lowland area

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