Hazards - key stuff

What is a Natural Hazard?
A natural hazard is something that bridges both human and physical geography and poses risk to human life/ property
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What are geophysical hazards?
A hazard which is caused by movements of the earth e.g. earthquake
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What are atmospheric hazards?
Hazards that are weather-related e.g. extreme conditions like droughts
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What are hydrological hazards?
Water-related such as hurricanes or landslides
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How can hazards be characterised?
by their magnitude, their frequency, their spatial distribution and their duration
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How is hazard perception influenced?
Socio- economic status, education, employment, age
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Three types of hazard perception?
Fatalism, Fear, Adaptation
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The inner core is made from?
iron and nickel - it gives the Earth its magnetic field
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Mantle?
semi molten (the upper part of the mantle is called the asthenosphere)
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Outer core?
liquid and thick layer
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The lithosphere is the ...?
Crust and underlying mantle
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Ridge push is made when plates are?
Diverging and plumes of magma rise making new crust
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Slab pull is when ...?
The plates converge and the denser one (oceanic) subjects
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Fold mountains
Convergent and force up
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Rift valleys and ocean ridges
Divergent
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Island arcs and ocean trenches
Convergent
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Other cards in this set

Card 2

Front

What are geophysical hazards?

Back

A hazard which is caused by movements of the earth e.g. earthquake

Card 3

Front

What are atmospheric hazards?

Back

Preview of the front of card 3

Card 4

Front

What are hydrological hazards?

Back

Preview of the front of card 4

Card 5

Front

How can hazards be characterised?

Back

Preview of the front of card 5
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