geography - hazards Flashcards

1
Q

whats a natural hazard

A

a natural process which can cause death, injury or disruption to humans

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2
Q

whats geological hazards?

A

caused by land and techtonical processes

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3
Q

whats are meteorological hazards

A

caused by weather and climate

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4
Q

whats vulnerability?

A

people are more exposed to hazards so the greater possibility that they will be effected

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5
Q

whats HIC

A

Higher Income Countries

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6
Q

whats magnitude

A

more severe natural hazards cause greater effects.

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7
Q

what are Earths techtonic plates

A

inner core, outer core, mantle, crust

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8
Q

destructive margins:

A

2 plates collide, the ground is foiled and forced up to create mountains or volcanoes

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9
Q

constructive margins:

A

2 plates move away from each other, magma rises to fill gaps creating a new crust.

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10
Q

what are volcanoes found

A

found on destructive and constructive plate margins

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11
Q

primary effects from volcanoes:

A

buildings and roads are destroyed by lava flows

people and animals are injured or killed

crops are damaged

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12
Q

what are secondary effects from volcanoes?

A

transport network are blocked

people are left homeless

tourism way be distupted - however it could increase ( volcanoes)

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13
Q

immediate responses for volcanoes

A

evacuate people

provide food and drink

treat injured

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14
Q

long term responses for volcanoes

A

repair/ rebuild buildings

boost economy

improve monitoring systems

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15
Q

where are earthquake formed

A

destructive, constructive , conservative margins

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16
Q

how are eathqaukes measured.

A

magnitude scale

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17
Q

earthquakes primary effects

A

buildings and bridges are destroyed

people are injured or killed by debris

transport is damaged

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18
Q

secondary effects for earthquakes:

A

people left homeless

aid vehicles get stuck

businesses are damaged

19
Q

immediate responses for earthquakes

A

rescue people who are trapped

recover dead bodies - prevent diseases

put out fires

20
Q

long term responses for earthquakes

A

The repair of damaged buildings

reconnect broken electricity

21
Q

when was christchurch earthquake

22
Q

responses for Christchurch:

A

temporary housing

aid

pop up hospital

23
Q

when was the nepal earthquake

24
Q

responses for Nepal Earthquake

A

india and china gave $1 billion

over 100 search and rescue responders

25
where does a tropical storm develop?
In the sea - temperature 27 degrees or higher
26
how long do tropical storms last
7-14 days
27
whats the centre of the tropical storm called
eye
28
whats the eye surrounded by
strong winds, low temperatures and storms clouds
29
primary effects of tropical storms
buildings are destroyed rivers and coastal areas are flooded sewage overflow
30
secondary effects for tropical storms
people are left homeless shortage of clean water roads are blocked or destroyed
31
what are the components of thunderstorms
heavy rain, lightning and strong winds.
32
what does hailstorms cause
driving dangerous damage property + crops
33
heat waves
can cause death from heat exhaustion disruption to transport
34
drought
lack of precipitation water supplies can run low
35
what are the 3 management strategies PPP
prediction, protection , planning
36
what’s orbital change
the way the Earth moves around the sun changes.
37
what is volcanic activity
major eruptions eject large quantities of material into the atmosphere.
38
whats collar output?
the suns output of energy
39
climate change environmental effects:
warmer temperatures cause glaciers to shrink biodiversity is decreasing rinsing sea levels
40
climate change human effects:
deaths due to heat has increased hot places are hard in inhabit farming weather is getting more extreme
41
when was the beast from the east
2018
42
social impact from the beast of they east
schools were closed power cuts
43
economic impact from the beast of the east
£1 billion a day
44
environmental effects from the beast of the east
air became unstable lots of precipitation