" 2.How are clouds formed? "

How is a cloud formed ?

Spread a piece of wet cloth in the sunlight observe after sometime where has the water in the wet cloth gone the water evaporates into the atmosphere due to the heat of the sun when we want to dry clothes quickly we wave them about or keep them under a fan how are clouds formed?

Clouds are

Do all the clouds formed in the sky cause rain ?

Clouds are……