Monday, December 1, 2014
So a lot of the time we think of a cloud not as fog. But it is still fog in the sky we just don't say that. You see moisture is what clouds are made of and fog. The cloud fall to the ground because they get too heavy with water. Fog can also be made by wind blowing warm air over a cold service like ice.
http://qna.rediff.com/questions-and-answers/how-do-clouds-come-down-to-make-fog/18374667/answers
