Home 2.8 Thermometers Measure Temperature

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2.8 Thermometers Measure Temperature

 

 

SUMMARY

Temperature is best judged using some external reference, such as the expansion or contraction of a liquid. Two temperature scales, the Celsius and Fahrenheit, are demonstrated. Duration: 6:05.

 

VIDEO CHECK QUESTIONS

2.8a What principle is a typical thermometer based upon?
2.8b Why does the Fahrenheit scale have 212° as the boiling point of water?
2.8c What two liquids are commonly used to make a thermometer?

All video check questions can be downloaded from the EXTRAs menu.