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Catastophic Events
vocab
15
Science
7th Grade
04/30/2013

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Term
Natural Hazard
Definition
An event that results from Earth processes and that can cause damage and endanger human life
Term
Catastrophic Event
Definition
Relating to an event that brings terrible loss or lasting distress
Term
Man-Made Catastrophe
Definition
An even that results from human decisions or errors that leads to large amounts of damage and/or significant loss of life
Term
Landslide/Rockslidee
Definition
Rock and soil slide quickly down a slope
Term
Mudslide/Mudflow
Definition
Rapid downhill movement of a mixture of water, rock, and soil
Term
Tornado
Definition
A rotating column of air spinning at destructively high speeds, usually accompanied by a funnel-shaped downward extention of a cloud
Term
Flood
Definition
An overflowing of water onto land that is normally dry
Term
Drought
Definition
A long period of abnormally low rainfall, especially one that adversely affects growing or living conditions
Term
Wildfire
Definition
A raging, rapidly spreading fire
Term
Tropical Storm
Definition
A tropical cyclone usually with heavy rains and winds moving at 39-73 mph
Term
Hurricane
Definition
A servere tropical cyclone usually with heavy rains and winds moving at 74+ mph
Term
Storm Surge
Definition
Water that is pushed toward to shore by the force of winds swirling around the storm
Term
Hurricane Watch
Definition
Hurricane conditions are likely for a location within 36 hours
Term
Hurricane Warning
Definition
Hurricane conditions are likely for a location within 24 hours
Term
Saffir-Simpson Scale
Definition
A standard scale for rating the serverity of Hurricanes as a measure of the damage they cause
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