1. Most modern electrical heating and cooling devices are provided with thermostat. What is the purpose of the thermostat in these devices? Why are these devices equipped with thermostats? 2. Aside from being transparent, why are laboratory apparatus such as graduated cylinder, beakers, and flasks made up of glass? cks were laid out
1. Most modern electrical heating and cooling devices are provided with thermostat. What is the purpose of the thermostat in these devices? Why are these devices equipped with thermostats? 2. Aside from being transparent, why are laboratory apparatus such as graduated cylinder, beakers, and flasks made up of glass? cks were laid out
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Transcribed Image Text:QUESTIONS
1. Most modern electrical heating and cooling devices are provided with thermostat.
What is the purpose of the thermostat in these devices? Why are these devices
equipped with thermostats?
2. Aside from being transparent, why are laboratory apparatus such as graduated
cylinder, beakers, and flasks made up of glass?
3. What will happen to steel railroad tracks on a hot day if the tracks were laid out
during a cold day without clearance or gap? Justify your answer.
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