Beads of water are formed by water vapor condensing, and condensation of water vapor occurs during the chilling season. Given these facts, beads of water are formed when among the following options:
- heat is produced
 - Temperature changing
 - forest is destroyed
 - refract or absorb.
 - body temperature reduces
 - precipitation
 - Movement of an air mass
 - during the chilling season


 

        during the chilling season 