AQA Geography B Unit 2 Part A - Living With Natural Hazards - Key Words

Test yourself on all of the key words from unit 1 part A of your exam.

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Primary Effects
Those resulting directly from the event itself.
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Secondary Effects
Those resulting from the primary effects.
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Tsunami
Large ocean waves caused by an underwater earthquake.
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Richter Scale
A measure of earthquake strength.
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Aftershock
A smaller tremour occurring after an earthquake.
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Earth's crust
The solid, outer layer of the Earth.
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Tectonic plates
Large segments of the Earth's crust.
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Mantle
The layer of the Earth's crust between the crust and the core.
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Magma
Liquid rock beneath the Earth's surface.
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Liquefaction
The loss of strength that can occur in the ground during earthquake shaking.
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Retrofitting
The addition of new technology to older buildings.
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Appropriate technology
Technology designed with consideration of the community it is intended for.
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Epicentre
The point on the Earth's surface directly above the focus of an earthquake.
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Building code
Regulations which state how a building should be constructed in order for it to be safe.
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Seismic Activity
Movement in the Earth's crust.
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Laser Ranging
Using laser beams and mirrors to detect minute changes in the shape of the land.
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Evacuation
Movement of people away from a place of danger to a place of safety.
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Storm surges
Abnormal rising of the sea along the shoreline as a result of a storm.
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Tropical
Situated in the area between the tropics of Cancer and Capricorn.
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Eye
The calm, clear area at the centre of the tropical storm.
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Track
The path taken by a tropical storm.
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Mandatory Evacuation
An evacuation that is commanded by the authorities.
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Natural cycle
Series of events in nature that are repeated over and over again.
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El Niño
A warming of the ocean surface off the western coast of South America.
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Physical Effects
Those affecting natural and built material.
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Social Effects
Those effecting people.
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Economic Effects
Those affecting money and business.
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Drought
A long period of low rainfall.
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Pulaski
A tool that is a cross between an axe and a ***.
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Geographical Information System (GIS)
Electronic system used for storing, analysing, managing and presenting data which is linked to a location.
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Wildfire Intensity
The severity of burning.
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Wildfire season
The period of the year during which wildfires occur.
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NASA
National Aeronautics and Space Administration
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Wildland-urban interface
Area where houses and other human developments are built on the fringes of wilderness areas.
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Other cards in this set

Card 2

Front

Those resulting from the primary effects.

Back

Secondary Effects

Card 3

Front

Large ocean waves caused by an underwater earthquake.

Back

Preview of the back of card 3

Card 4

Front

A measure of earthquake strength.

Back

Preview of the back of card 4

Card 5

Front

A smaller tremour occurring after an earthquake.

Back

Preview of the back of card 5
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