Natural Disaster #2
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18 terms
Terms | Definitions |
|---|---|
 plates | thin layers of the Earth's crust |
| fault | the meeting and joining of the thin layers of the Earth's crust called plates |
| wildfire | an unplanned fire that starts outdoors |
| tsunami | an unusually large sea wave produced by a seaquake or undersea volcanic eruption |
| volcano | an opening in the earth's crust from which lava, ash, and hot gases flow or eject during an eruption |
| eruption | the ejection of molten rock or steam from a volcano |
| velocity | rapidity of motion or swiftness; speed |
| earthquake | a series of vibrations in the earth's crust caused by the rupture and rebound of rocks in which the strain on the crust has been slowly accumulating |
| category | a specifically defined division when talking about hurricanes |
| richter scale | a method to measure a seismogram for the magnitude (STRENGTH) of an earthquake |
| tornado | a localized, violently destructive windstorm occurring over land |
| flood | an overflowing of water into land that is normally dry |
| twister | an informal word for whirlwind or tornado |
| hurricane | a severe tropical wind storm usually with heavy rains and winds... they lose force when moving onto lands or colder waters |
| destruction | the condition of being destroyed |
| natural | existing in or formed by nature |
| disaster | an occurence causing widespread destruction and distress; catastrophe |
| non-natural disaster | a disaster caused by humans. Ex. terrorism, wildfires, biohazard |
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