After passing at right angles through a very active cold front in the direction of the cold air, what will you encounter at FL 50, in the northern hemisphere immediately after a marked change in temperature?4
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What cloud cover is typical for a wide warm sector of a polar front depression over Central Europe in the summer?4
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An occlusion is called a warm occlusion when the cold air4
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What is signified if an occlusion is described as 'cold'?4
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What is the correct term for the descending air flow in a large high pressure area?4
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A blocking anticyclone in the northern hemisphere is4
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Which is true of a typical non frontal thermal depression?4
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The region of the globe where the greatest number of tropical revolving storms occur is4
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Which one of the following statements regarding the intertropical convergence zone (ITCZ) is correct?4
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From which direction do the trade winds blow, in the southern hemisphere?4
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