Describe an experiment to show that liquids expand on heating.
Aim: To show that liquid expands on heating
Things Required: An empty bottle, cork having a hole drilled, a drinking straw, wire gauze, tripod stand, burner
Procedure: Take a bottle fill it completely with water and add drops of ink to it to make it coloured.
Fix the cork in the mouth of the bottle and pass the drinking straw through the cork. Put some molten wax around the hole to avoid the leakage of water.
Pour some more water into the drinking straw so that the water level in the straw can be seen.