When do clouds become cool?

When the clouds cannot hold the water drops then...

When the clouds can not hold the water drops this occur….

Why do clouds cause rain?

What is cloud?

What is the nature of pure iron ? When do it become hard ?

(A): Air quickly leaking out of a baloon becomes cool (R ): The leaking air undergoes adiabatic expansion.

How does the water kept in a n earthern pot becomes cool during summer?

When can you become strong and energetic?

On cooling hot zinc oxide, the yellow colour become white. Why ?

How are clouds formed?