Question

Wht is meant by surface Tension

Answer 1

property of a liquid by which free surface of water attain the minimum surface area......
Hope it helps

Answer 2

The liquid molecules which are below the surface are in equilibrium.  The liquid molecules which are at the surface are attracted by other molecules in downward direction. So, a force is originated to balance the surface molecules which is equal but opposite in direction to the downward force. This force is called surface tension.