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Geography > Frozen Planet > Flashcards

Frozen Planet Flashcards

1
Q

What is a Cold Environment?

A

Area of land permanently covered by ice

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2
Q

What is a glacier?

A

A large body of ice that moves under its own weight

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3
Q

What is Latitude?

A

The distance from the equator

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4
Q

What is Altitude?

A

The height above sea level

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5
Q

What is Continentality?

A

The distance from the ocean/sea

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6
Q

What is Glacial retreat?

A

Ablation > Accumulation. When the Glacier shrinks.

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7
Q

What is Glacial Advance?

A

Accumulation > Ablation. When the glacier grows.

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8
Q

What is Accumulation?

A

The zone where there are inputs into the glacial budget.

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9
Q

What is Ablation?

A

Zone where there are outputs into the glacial budget.

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10
Q

What is Basal Sliding?

A

Is When a Glacier moving over the bed with meltwater acting as a lubricant.

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11
Q

What is Erosion?

A

It is a wearing away and removal of material.

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12
Q

What is Abrasion?

A

When Rocks in the Glacier scrape over the land and wear it away.

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13
Q

What is Plucking?

A

When Meltwater at the base of the glacier freezers. Glacier moves, rock pulled up.

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14
Q

What is Freeze-Thaw

A

When water gets into cracks in the rocks which causes the rocks the freeze and expand.

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15
Q

What is a Corrie?

A

A deep arm chair shaped hollow found in the side of a mountain.

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16
Q

What is a tarn?

A

Deep lake at the base of the tarn filled with water.

17
Q

What is a U-Shaped valley?

A

A valley with steep sides and a wide, flat base.

18
Q

What is a trough?

A

A long, U-Shaped valley with flat floors and steep sides.

19
Q

What is a Misfit River?

A

A river in a valley that didn’t erode.

20
Q

What is the OS (Ordnance Survey)?

A

The UK mapping agency who produce scaled OS maps.

21
Q

What are Grid References?

A

4 or 6 figure grid references are used to find a place on an OS map.

22
Q

What are Map Symbols?

A

An image on letters used on an OS map.

23
Q

What is Sea Level Rise?

A

Increased sea levels. With Climate Change, sea levels are rising.

24
Q

What is Thermal Expansion?

A

The Change of water volume with heat.

Geography (2 decks)

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