1. What is the principle used in a thermometer?
2. How is calorie related to joule?
3. State any two effects of heat.
4. Why mercury is used in laboratory thermometer?
5. How does heat cause change of shape of a body?
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Explanation:
Differences
Clinical Thermometer Laboratory Thermometer
The range of clinical thermometer is from 35°C to 42°C or from 94°F to 108°F. The range of laboratory thermometer is from -10°C to 110°C.
Mercury level does not fall on its own, as there is a kink near the bulb to prevent the fall of mercury level. Mercury level falls on its own as no kink is present.
Temperature can be read after removing the thermometer from armpit or mouth. Tem
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