Natural Hazards Flashcards

1
Q

Define natural hazards

A

Something natural that can endanger people or buildings , causing deaths injuries or damage. It must threaten or affect humans to be called a hazard and be out of human control

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2
Q

When do you call a natural hazard a natural disaster

A

When a natural hazard does happen in real life

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3
Q

Give some examples of natural hazards

A

Any of:
Earthquakes
Volcanoes
Tsunamis
Tropical storms
Floods
Landslides

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4
Q

What are geological hazards

A

Hazards cause by tectonic plate movements, includes earthquakes volcanos landslides avalanches

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5
Q

What is a meteorological hazard

A

Hazards involving the atmosphere weather and climate includes heatwaves bushfires and hurricanes

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6
Q

What is hazard risk

A

The likelihood of an event caused by a natural hazard happening

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7
Q

What are the factors affecting hazard risk?

A

Ability to cope:
Different populations have different capabilities to deal with natural hazards/disasters
Population density:
If there are more people in an area it is more likely for more people to be affected by a natural hazard
Where people live:
Some people are more at risk from natural hazards depending on location

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8
Q

What is land that it is difficult to grow crops on called?

A

Marginal land

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9
Q

What three main factors affect how serious a natural hazard is?

A

Magnitude
Frequency
Predictability

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10
Q

What affects a country’s ability to cope with natural hazards?

A

Preparation- wealthy countries can afford better preparation
Income- HICs can afford more hazard resistant housing and infrastructure

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