11 Geo Hazards Overview

The arrangement of phenomena over the Earth' surface is known as

• spatial association

• temporal distribution

• spatial distribution

• temporal association

The sphere that contains all of the Earth's water is the

• geosphere

• atmosphere

• biosphere

• hydrosphere

The difference between a hazard and a disaster is ...

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A hazard has the potential to adversely affect people or the environment, whereas a disaster had to already have adversely affected people or the environment to be classified as such

Provide two examples of geomorphic hazards

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volcanoes, earthquakes, landslides

The length of time that a hazard occurs is known as

• frequency

• duration

• magnitude

• probability

"An earthquake measuring at 7.0 on the Richter scale" is an example of

• magnitude

• duration

• frequency

• scale of spatial impact

In relation to hazards, frequency is defined as ...

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the rate at which a hazard occurs over a period of time

An ___________ hazard originates from weather and climate (i.e in the layer of gases above the surface of the Earth)

Provide two examples of ecological hazards

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animal invasions, plant invasions, infectious diseases, water-borne diseases, animal-transmitted, invasive species, chemical

A __________ hazard originates from forces associated with tectonic plate movement beneath the surface of the Earth.