18 Questions
Which indicator refers to the length of time between the first appearance or warning of an event and its peak?
Speed of onset
In hazard assessment, what does 'duration' refer to?
The period of time over which an event occurs
What aspect of natural hazards does 'areal extent' describe?
The area affected by a hazard
What does 'frequency' in hazard assessment refer to?
How often an event of a given magnitude may re-occur
Which indicator relates to the predictability of how natural hazards occur in a given area?
Areal reliability
'Return period' in hazard assessment is associated with which indicator?
'Frequency'
What does the duration indicator refer to?
The length of time between the first appearance or warning of an event and its peak
What does the frequency indicator refer to?
How often an event of a given magnitude may be expected to re-occur
What does the areal extent indicator refer to?
The area that natural hazards affect
What does the areal reliability indicator refer to?
The predictability of natural hazards occurring in a given area
What does the duration of a hazard refer to?
The length of time between the first appearance or warning of an event and its peak
What does the onset indicator refer to?
The period of time over which an event occurs
What does the speed of onset indicator refer to?
The time it takes for a natural hazard event to occur
Which of the following is NOT one of the six indicators used to measure and analyze natural hazards?
Duration
In the context of natural hazards, what does areal extent refer to?
The geographical area affected by a natural hazard event
Which of the following is NOT an indicator used to measure natural hazards?
Severity
What aspect of natural hazards does areal reliability focus on?
The predictability of natural hazard events
Which indicator is associated with the predictability of natural hazard events?
Recurrence rate
Test your knowledge on indicators of natural hazards including Magnitude, Speed of onset, Duration, Frequency, Areal extent, and Areal reliability. Learn about the significance of these indicators in identifying and assessing natural disasters.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
