Question

Aim, material required, precautions,procedsire draw, observation, conclusion expansion of liquid due to heat​

Answer 1

Answer:

To show - Liquids expand on heating

Experiment - Take a round bottom flask and fill it with water. Close its mouth with a cork having a delivery tube and mark the level of water as A.

Now heat the flask, we see that the level of water in the tube rises from A to a higher mark B.

Observation - This shows that liquids expand on heating.

Answer 2

Answer:

I want a better explanation