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17 Cards in this Set
- Front
- Back
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What was the most deadly natural disaster in the U.S. history? Where and when did it take place? |
A hurricane hit Galveston Island, Texas on September 8,1900. |
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In addition to solar energy, what factors influence the weather? |
Water vapor, cloud cover, land forms and bodies of water, elevation, and air movement. |
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What are the three classifications that geographers use for precipitation? Which type affects the middle latitudes the most? |
Convectional, Orthographic, and Frontal. Frontal affects the middle latitudes the most. |
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What temperature must the ocean water be to form a hurricane? |
80 degrees F |
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How large is the eye of a hurricane? How fast may the winds surrounding the eye be moving? |
10-20 miles across and the winds may be up to 200 mph. |
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How large an area may a hurricane cover at once? |
As wide as 500 miles |
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What is a storm surge, and how high might it be? |
It's a wall of seawater, pushed ashore by the winds, may rise to 16 feet or higher. |
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What percentage of tornadoes hit in the U.S.? |
75% |
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What is the average number of tornadoes in the U.S. each year. |
700 |
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What are the four major factors that influence the climate of a region? |
wind and ocean currents, latitude, elevation, and topography. |
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How does elevation affect climate, and by how much? |
As latitude in creases, the air temperature drops about 3.5 degrees F for every 1,000 feet. |
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What are possible outcomes of the greenhouse effect and global warming? |
The ice cap will melt, flooding some coastal areas and covering low lying island, weather patterns will become more erratic, droughts may worsen. |
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What are the two most significant factors in defining different climates? |
Temperature and precipitation. |
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Climate regions: |
*Alabama- Humid subtropical *New York- Humid continental *Alaska- Subarctic, Tundra *Greenland- Ice Cap, Tundra *Japan- Humid subtropical, Humid continental *Egypt- Desert |
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What does the world's food supply depend on greatly? |
It depends on the top six inches of soil(sometime called topsoil) |
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Factors that determine the type of vegetation that can be supported in a region: |
-Depth -Texture -Weathering -Humus content -Acidity |
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Humans activities that affect the environment: |
-Building Dams -Irrigation Systems -Planting food crops -Slashing or burning vegetation |
