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Ch19.2 Vocab
Chapter 19 Vocabulary
| Term | Definition |
|---|---|
| cyclone | a low-pressure center characterized by a counterclockwise flow of air in the Northern Hemisphere |
| anticyclone | a high-pressure center characterized by a clockwise flow of air in the Northern Hemisphere |
| trade winds | two belts of winds that blow almost constantly from easterly directions and are located on the north and south sides of the subtropical highs |
| westerlies | the dominant west-to-east motion of the atmosphere that characterizes the regions on the poleward side of the subtropical highs |
| polar easterlies | in the global pattern of prevailing winds, winds that flow from the polar high toward the subpolar low; These winds, however, should not be thought of as persistent winds , such as the trade winds. |
| polar front | the stormy fontal zone separating cold air masses of polar origin from warm air masses of tropical origin |
| monsoon | seasonal reversal of wind direction associated with large continents, especially Asia; In winter, the wind blows from land to sea. In summer, the wind blows from sea to land. |
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