Correct the given sentence, if necessary. “If the size of water drops decreases in the clouds, they can no longer hold water drops.”

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

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

From, where do these water drops come on the leaves and grass?

When a big drop of water is formed from n small drops of water, the energy loss is 3E, where, E is the energy of the bigger drop. If the radius of the bigger drop is R and r is the radius of the smaller drop, then number of smaller drops (n) is

A drop of engine oil can pollute liters of water.

How can you say water is necessary for us ?

Which barrel shown in the adjacent figure can hold less water ?

Why the excess pressure in a soap bubble is more than that of in a water drop?