Sodium metal is stored in-

The level of mercury in the tube is lower than that in the outside . This is because of the fact that the cohessive force of mercury is  ________________ than the adhesive force between mercury and glass .

The  body of plant is made up mostly of

The force of attraction which stick the water particle at the window glass is

Surface tension is the ______________ force between the molecules .

The reason for the capability of motion of liquid is

Surface area is least for asubstance when it assumes ____________ shape .

The basis of capillarity exist between the liquid molecules and the molecules of substance made up of  vessel is

In ___________________ substances molecules exist very close .

On the surface  , the ______________ of the liquid layer increases with the increasing speed .