36°C
The correct reading of the temperature in the pictured thermometer is 36°C.
What is a thermometer?
- Thermometer is a device that measures temperature.
- Specifically speaking one that has a sensor placed inside a metal probe that measures temperature changes by changing electrical resistance.
How does a thermometer work?
- In a mercury thermometer, a glass tube is filled with mercury, and the tube is labelled with a standard temperature scale.
- The mercury expands and contracts as the temperature changes, allowing the temperature to be read from the scale.
- The temperatures of the body, liquid, and vapor can all be determined with mercury thermometers.
What are thermometers and how do they differ?
Thermometer Types:
- laboratory thermometer
- electronic thermometer
- IR thermometer for the ears.
- mercury-filled thermometer
Exactly who made the thermometer?
- The thermometer as a temperature measurement tool is usually acknowledged to have been created by the Italian Santorio Santorio (1561-1636), who is credited with adding a scale to an air thermoscope at least as early as 1612.
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