Glaciated Landscapes SG3a Flashcards

1
Q

What was the last glacial period to have affected the Lake District?

A

The Devensian Glacial

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2
Q

What as the mini-glacial which followed the Devensian Glacial and lasted no more than 1,000 years?

A

Loch Lomond Stadial

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3
Q

When did the Devensian Glacial end?

A

12,000 years ago

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4
Q

When did the Loch Lomond Stadial end?

A

11,000 years ago

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5
Q

Name a corrie in the Lake District

A

Red Tarn

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6
Q

What is the vertical height of Red Tarn’s backwall?

A

950m

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7
Q

What is the height of Red Tarn above sea level?

A

720m

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8
Q

What orientation is Red Tarn?

A

NE

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9
Q

Name an arete in the Lake District

A

Striding Edge

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10
Q

How long is Striding Edge?

A

1,664m

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11
Q

Name a hanging valley in the Lake District

A

Glenridding Beck

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12
Q

What is the change in height from Red Tarn to Glenridding Beck?

A

500m

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13
Q

What is the length of Glenridding Beck?

A

3.77km

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14
Q

Name a glacial trough in the Lake District

A

Patterdale

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15
Q

How long is Patterdale?

A

15.53km

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16
Q

How high are the valley sides of Patterdale?

A

400m

17
Q

Name a ribbon lake in the Lake District

A

Ullswater

18
Q

How long is Ullswater?

A

12.55km

19
Q

How wide is Ullswater?

A

976m

20
Q

Name a roche moutonnée in the Lake District

A

Norfolk Island

21
Q

Define Hummocky Moraine

A

Mounds of glacial till left by a retreating corrie glacier as the ice melts insitu

22
Q

Where is there a hummocky moraine in the Lake District?

A

Glenridding Beck

23
Q

Name a drumlin field in the Lake District

A

Eden Vale

24
Q

How many drumlins are in Eden Vale?

A

308

25
Q

What is the area of Eden Vale?

A

36km2

26
Q

How long are the drumlins in Eden Vale?

A

150m - 1,000m

27
Q

How wide are the drumlins in Eden Vale?

A

75m - 500m

28
Q

What are the drumlins made of in Eden Vale?

A

A few are rock cored, but most are unsorted till

29
Q

Where is there an erratic in the Lake District?

A

Allonby

30
Q

What is the latitude of the Lake District?

A

54 degrees N

31
Q

How much does temperature decrease by with every 1,000m increase in height?

A

6.5 degrees C

32
Q

What are the three major zones of rock types in the Lake District?

A

Skiddaw Group, Windermere Group, Borrowdale Volcanic Group

33
Q

Where is the Skiddaw Group found?

A

In the North of the Lake District

34
Q

Where is the Windermere Group found?

A

In the South of the Lake District

35
Q

Where is the Borrowdale Volcanic Group found?

A

In the centre of the Lake District

36
Q

Which of the three rock groups is most resistant to weathering and erosion?

A

Borrowdale Volcanic Group

37
Q

Which of the three rock groups is least resistant to weathering and erosion?

A

Windermere Group

38
Q

Which rock group has the most corries?

A

Borrowdale Volcanic Group

39
Q

Which rock has the least/no corries?

A

Windermere Group