L1 - Cracknelling Under Pressure (Antarctica) Flashcards

1
Q

Why is there a low angle of the sun in the polar?

A

There is lower latitude in the Polar

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

What is the night time temperature in the polar?

A

-55 degrees Celsius

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

What is the day time temperature in the Polar?

A

12 degrees Celsius

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

Why are there no clouds in the Polar?

A

There is a high pressure in the polar

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

When is there 24 hour days in the polar?

A

In December

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

When is there 24 hour nights in the Polar?

A

In June

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

Where does shorter sun rays hit the earth?

A

The equator where there is a smaller area impacted making it hotter

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

Where does the sun rays take longer to hit the earth?

A

Near the poles where there is a larger area impacted so there is less heat intensity

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

Where are fully coniferous trees seen?

A

Nearer to the equator

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

What type of trees are there as you get further away from the equator and get closer to the poles?

A

Trees are stunted and short and gain greater distance between each other.

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

Another name for plants

A

Flora

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

Another name for animals

A

Fauna

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

Can humans survive in extreme environments?

A

No, as they are day to day activity is limited and their existence is threatened. They need to take special measures to survive.

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

Can plants or animals survive in extreme conditions?

A

A few animals and plants can survive however only with ingenious adaptations.

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

How much of Antarctica is covered in ice?

A

98%

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

Where and what is the tundra?

A

It is frozen ground which lies beyond the Arctic ice

17
Q

What happens to the tundra as you get closer to the equator?

A

It becomes more seasonal

18
Q

How has the lithosphere adapted?

A

Exposed rock pokes through the ice where lichens and moss grow within the rock cracks. Plants grow close to the ground and they have shallow root systems as only the soil close to the surface during spring defrosts.

19
Q

Why is there high wind speeds?

A

There are large exposed surfaces

20
Q

What animals survive on the mountain?

A

Spiders and mice.

21
Q

What thrives in waterlogged conditions?

A

Sedges and moss

22
Q

How do Caribou survive in the extreme conditions?

A

They have large splayed feet so they don’t sink in the snow and they have two layers of fur for warmth.

23
Q

What do small plants do as winds blow around exposed rock crevices?

A

Minimise evapotranspiration

24
Q

What can reindeers do?

A

Reach lichen beneath the depth of the snow

25
Q

How do evergreen trees adapt to the extreme conditions?

A

Their needles reduce water loss and also allow the tree to grow as soon as the weather is warm enough.