A diver is able to cut through water in a swimming pool, which property of matter does this observation show.

Which type of waves show the property of polarisation?

Due to which property aquatic animals survive in water ?

Which one of the following does not show polarisation?

A balloon contains 14.0 L of air at 760 torr. What will be the volume of the balloon when it is taken to a depth of 10 ft. in a swimming pool? Assume that the temperature of the air and water are equal. (density : Hg=13.6g/mL.)