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g. (1) Temperature decreases with increasing altitude

(2) In the lower 30 or 40 thousand feet of the atmosphere

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h. (1) In the northern hemisphere

(2) This rotation causes air to flow to the right of its normal path

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i. (1) The air is deflected to the east

(2) the air rises and moves northward from the equ

Note: Use "it" in the second phrase of the sentence.

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j. (1) At altitudes two to three thousand feet above the surface

(2) The wind speed is greater and the direction is usually parallel to the isobars

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k. (1) The warmer air expands and becomes lighter than the surrounding cool air

(2) When two bodies of air next to each other are heated unequally

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l. (1) The polar and arctic air masses generally move toward the southeast, and tropical air

masses move toward the northeast

(2) Since the general movement of the atmosphere in the United States is toward the east.

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