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- prepare the hotplate, water, beaker, clock, thermometer, and stand
- secure the digital thermometer to the stand
- put the water into the beaker
- place the beaker with water on the hotplate so that the digital thermometer is submerged in the water
- turn on the switch on the hotplate
- press the Start button on the second hand clock
- press the second hand at 5 minute intervals and measure the temperature of the water at each interval
- check the temperature of the water after it boils and observe the temperature change of the water <Result> The water has reached the boiling point and the temperature has remained constant. → When water vaporizes into water vapor, the temperature stays constant as it undergoes a state change - the heat energy applied is utilized to change state
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