Fog is a weather phenomenon caused by a large number of tiny water droplets in the near-surface atmosphere. ...

Answer analysis test analysis:

According to the topic, fog is a weather phenomenon that warm and humid air passes through the cold underlying surface and a large amount of water vapor condenses when the atmosphere is stable. In summer, the ocean temperature is lower than the land temperature, which is equivalent to the cold underlying surface. The Mediterranean region is controlled by the subtropical high belt, and downdraft prevails. The air is stable and the wind is weak, which makes coastal cities foggy. C right. Factors such as less precipitation, high temperature and strong light do not meet the conditions for the formation of fog, and are not the cause of fog. A, B and D are all wrong.

Test center: the characteristics and causes of regional natural geographical environment, and the conditions for the formation of fog.