ch_06_sum_weather_sys

Introducing Physical Geography (Wse)

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Chapter 6 Weather Systems This chapter relates atmospheric circulation phenomena to the daily variations in temperature, humidity, cloudiness, windiness, and precipitation. These parameters taken together that are revealed as weather or the average state of the atmosphere at a given instant at a particular location. An air mass is a large body of air with a similar temperature, moisture, and lapse rate characteristics over thousands of kilometers. The air mass characteristics are acquired in source areas where the air remains for some time allowing it to acquire the characteristics of the surface over which it rests. Air masses are classified on the basis of the latitude and the surface type of the source area. The main air mass classes are: mT maritime tropical mE maritime equatorial cT continental tropical mP maritime Polar cP continental Polar cA continental Arctic cAA continental Antarctic A front represents a boundary between two air masses with different temperature and
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ch_06_sum_weather_sys - Chapter 6 Weather Systems This...

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