Unit 2 But Short Flashcards

(44 cards)

1
Q

Term for long term global warming and global cooling

A

Interglacial periods and glacial periods

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2
Q

The term for earth’s irregular orbit

A

Mikanovitch cycle

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3
Q

Name for a high pressure system

A

An anticyclone

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4
Q

Main effect of high pressure systems and how they are represented by isobars

A

No clouds are formed: high pressure systems have spaced out isobars and this means that there is slow change in weather

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5
Q

Why do higher altitudes have lower temperatures

A

Because they have lower pressure

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6
Q

List the airmasses we get in the UK

A

Arctic Maritime
Polar continental
Polar maritime
Tropical continental
Tropical maritime

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7
Q

In general what do continental airmasses bring

A

Drier weather, cold winters, warm summers

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8
Q

What do maritime airmasses bring

A

Milder weather and rain

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9
Q

Define biome

A

A large scale ecosystem

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10
Q

What is classified as a desert

A

Somewhere with less than 25cm per year

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11
Q

Biotic and abiotic definition

A

Biotic - living
Abiotic - not living

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12
Q

appreciate :)

A
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13
Q

What is succession

A

Where a plant or animal community gives way to another until a climax is reached

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14
Q

What are the stages in a nutrient web

A

Producers (plants) and consumers (animals usually)

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15
Q

What are the levels of plants in a rainforest

A
  • Shrubs
  • Under canopy
  • Canopy
    • Emergent layer
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16
Q

Give two adaptations in tropical rainforests

A
  • Lianas are woody vines
    • Buttress roots support tall trees
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17
Q

Why do savannas form

A

Because there isn’t enough rain to form a forest

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18
Q

Where are grasslands generally

A

A little away from the equator’s rainfall but still in the Hadley Cell

19
Q

When is the highest temperature in savannas

A

Just before the rainfall

20
Q

Give two adaptions of the savanna

A

The baobab and acacia trees

21
Q

Define biodiversity, fauna and flora

A

Biodiversity is the measure of how many different types of fauna (animals) and flora (plants) are in an ecosystem

22
Q

Define endemic species

A

A species which is unique to a particular ecosystem or location. These are often the most vulnerable to changes in climate or deforestation.

23
Q

What do ecosystems provide for humans

24
Q

What process leads to sandunes

25
What are the five types of sand dunes in order plus bonus non dune
1. Embryo dunes 2. Fore dunes 3. Yellow dunes 4. Grey dunes 5. Dune slack (not dune) 6. Mature dune
26
What is an example of a pioneer plant for sand dunes
Marram grass
27
When do dunes stop
When vegetation and environment reach an **equilibrium** a **climax community** is created
28
Case study for the use of ecosystems
Gwynt y môr wind farm
29
Gwynt y môr wind farm factfile pleaseee
* 15km from the North Coast of Wales * 2nd largest wind farm in the world * Cost £2 billion to make * Produces power for 400,000 homes * 100+ jobs * Sustainable * Affects bird migrations * Not particularly beautiful
30
Development definition
The process by which a country becomes wealthier and the quality of life of its citizens improves
31
Three types of development
Political, economic, social
32
What measures do we have for economic development
GDP, GNI (average wage)
33
Where is groundwater stored
In aquafers - basically huge underground caverns filled with water
34
What does NEE stand for
New Emerging Economy - an example is India
35
What are examples of a poorer and richer state in India
Mumbai is coastal and rich, Bihar is landlocked and poor
36
What proportion of the UK's population can commute to London in under an hour
About 30% - 20 million people
37
What is the effect where good or bad regional situations are exacerbated
The multiplier effect (positive/negative multiplier effect)
38
What are our policies for decreasing regional inequality in the UK
* Northern Powerhouse scheme (to increase investment) * HS2 * M4 Relief Road * Local Authority powers * EZs (enterprise zones, think 1930s)
39
Newcastle case study
1. Newcastle enterprise package supports new businesses 2. Newcastle Science City between the council, university and EU to support the innovation sector 3. The Millennium Bridge over the Tyne
40
What are measures for social development
* Literacy rate * Patients per doctor * Infant mortality rate (IMR) * Life expectancy * Access to safe water
41
How do we measure gender equality
The Gender Inequality Index (GII)
42
What is the combined measure of social and economic development factors
The HDI (human development index)
43
What age do some children work from
5
44
What organisations fight against child labour
* The ILO (international labour organization) * United Nations * Child Hope - a charity