Question

Define capillary action and give some examples of it.

Answer 1

Capillary action:

1. Capillary action is the movement of liquids within narrow spaces.
2. It is caused by the molecular attraction force that exists between a liquid and the solid surfaces that surround it.
3. Capillary action is responsible for the upward movement of water in plants from the roots.
4. When you put a straw in a glass of soda, the level of soda in the straw is slightly higher than the level in the glass.
5. Capillary action causes a towel to become saturated with water.