Cette leçon contient 13 diapositives, avec diapositives de texte.
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Hurricanes!
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Hurricanes!
Hurricanes are natural disasters that occur. They can be devastating, bringing high winds, rain, storm surge, and sometimes even tornadoes. Storm Surge causes flooding issues along the coast with the high waves that come upon the land.
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Storm Surge is a major threat to many cities along the coast.
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Hurricanes form when warm moist air rises over warm water and is then replaced by cold air. This continues resulting in ominous clouds and thunderstorms developing, and with enough wind speeds, it will become a hurricane.
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Most Hurricanes are ranked in categories. These Categories range from 1-5.
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Category 1
Category 1 hurricanes have wind speeds between 74 - 95 mph.
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Category 2
Category 2 hurricanes have wind speeds between 96-110mph.
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Category 3
For a hurricane to be classified as a Category 3 hurricane it must have sustained winds speeds between 111-129mph. Hurricanes with these speeds are classified as major hurricanes.
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Category 4
Category 4 hurricanes must have wind speeds that range from 130-156 mph. Category 4 hurricanes are classified as major hurricanes.
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Category 5
Category 5 hurricanes are the highest category that a hurricane can be with wind speeds that are 157 mph or higher. These are most definitely classified as major hurricanes.
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Hurricanes affect thousands and are catastrophic natural disasters.
Hurricanes are catastrophic natural disasters that occur that affect thousands of people.
