Clouds are formed when
A. Sunlight causes water droplets to evaporate
B. Liquid water condenses on grass and windows
C. Raindrops freeze into tiny pellets and fall to earth
D. Water vapor in the air condenses to form liquid water or ice
D. Water vapor in the air condenses to form liquid water or ice
Clouds form when warm and moist air rise and expands in the atmosphere. Water vapor condenses into small pieces of dust, which later conjoins to form a cloud.
