Disaster Management: Hazards and Disasters

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What is the main cause of a debris flow?

Removal of buttressing earth at the foot of a slope

Slope becoming saturated with water (correct)

Sudden heavy rain

Loosening of rock on the slope

What type of sinkhole occurs in areas where limestone is exposed at land surface or covered by thin layers of soil and permeable sand?

Artificial sinkhole

Dissolution sinkhole (correct)

Cover subsidence sinkhole

Cover collapse sinkhole

What is the function of a conduit in a volcano?

To connect the magma chamber to the surface (correct)

To form the crater

To store magma

To emit steam and gas

What is the characteristic shape of a shield volcano?

Broad and gently sloping Signup and view all the answers

What is the term for the downward movement of rock debris?

Slumping Signup and view all the answers

What is a necessary condition for a hazard to be considered a disaster?

It occurs in a populated area Signup and view all the answers

What type of hazard arises from the interaction of natural processes and human activities?

Quasi-Natural Hazard Signup and view all the answers

What is an example of a Technological Hazard?

Accidental leak of a chemical laboratory Signup and view all the answers

What is Soil Creep?

A very slow downslope movement of particles Signup and view all the answers

What is Geologic Hazard?

An extreme natural event in the crust of the earth that poses a threat to life and property Signup and view all the answers

Disaster Management: Hazards and Disasters

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Questions and Answers

What is the main cause of a debris flow?

What type of sinkhole occurs in areas where limestone is exposed at land surface or covered by thin layers of soil and permeable sand?

What is the function of a conduit in a volcano?

What is the characteristic shape of a shield volcano?

What is the term for the downward movement of rock debris?

What is a necessary condition for a hazard to be considered a disaster?

What type of hazard arises from the interaction of natural processes and human activities?

What is an example of a Technological Hazard?

What is Soil Creep?

What is Geologic Hazard?

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