Traditional Culture Encyclopedia - Weather forecast - If m is a southwest wind weather system
If m is a southwest wind weather system
Test center: barometric system and weather topic: analysis: mainly investigate barometric system and weather. If the southeast wind blows at point M, the horizontal airflow flows counterclockwise from the periphery to the center. A, the cyclone in the northern hemisphere flows counterclockwise from the periphery to the center in the horizontal direction, and the southeast wind blows at point M, so it is correct; B, in the horizontal direction of the anticyclone in the northern hemisphere, the airflow flows clockwise in all directions from the center, and the northwest wind blows at point M, which does not meet the meaning of the question; C, the cyclone in the southern hemisphere flows clockwise from the periphery to the center in the horizontal direction, and the northeast wind blows at point M, which does not meet the meaning of the question; D. In the horizontal direction of the southern hemisphere anticyclone, the airflow flows counterclockwise in all directions from the center, and the southwest wind blows M, which does not meet the meaning of the question. Therefore, choose: A. Comments: This question is moderately difficult and belongs to the basic ability question, which requires students to master the "left hand" judgment rule of the pneumatic system.
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