clouds come in different shapes and size. There are three ingretants to make a clouds.Like water vapor and moister.And cool tempure, and the Dust. know it is called cloud condensation. Here is a an exaple get warm water. that the first step know it is water vapor. It is going to turn to water vapor slowly. Ok know we are going to up a mach in the warm water.we are prechering it clouds made of water, and gas ,and liquid and soild.
Some clouds are pufy and sume are not flufy but some people draem that they are up in the sky but you will fall.
Long clouds are not flufy i don;t know tell the sientset