Procedure:
1. Put 500 ml of water into a pot.
2. Place the pot of water into a stove. Measure the temperature of water.
3. Let it boil. Measure its temperature before boiling, while boiling and after boiling.
Caution: be extra careful in handling very hot substances.
Temperature before boiling
(C)

Temperature while boiling


(°C)

Temperature after boiling
(c)

Guide Questions:
1. Compare the temperature of water before it is boiled, while it is boiling and after
it has boiled.
2. What does the increase in temperature indicate?​