WESTWARD EXPANSION INDUSTRIALIZATION URBANIZATION 1870 1900
WESTWARD EXPANSION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Continuous thunderstorms
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Low rainfall
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Land eroded by water
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Land eroded by wind
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Detailed explanation-1: -thunderstorm, a violent short-lived weather disturbance that is almost always associated with lightning, thunder, dense clouds, heavy rain or hail, and strong gusty winds. Thunderstorms arise when layers of warm, moist air rise in a large, swift updraft to cooler regions of the atmosphere.
Detailed explanation-2: -Thunderstorm-A rain-bearing cloud that also produces lightning. All thunderstorms are dangerous. Every thunderstorm produces lightning.
Detailed explanation-3: -A thunderstorm is classified as “severe” when it contains one or more of the following: hail one inch or greater, winds gusting in excess of 50 knots (57.5 mph), or a tornado.
Detailed explanation-4: -There are three basic ingredients needed for thunderstorm development: moisture, an unstable atmosphere, and some way to start the atmosphere moving.