Thermometer
Thermometer: Overview
This Topic covers sub-topics such as Digital Thermometer, Clinical Thermometer, Laboratory Thermometer, Reading of Thermometer, Six's Thermometer, Properties of Mercury, Working of Thermometer and, Precautions while Using Clinical Thermometer
Important Questions on Thermometer
Explain the working principle of a liquid thermometer. List the properties of mercury and alcohol that make them suitable to use as thermometric liquids. List the differences between a clinical thermometer and a laboratory thermometer.

Describe a laboratory thermometer with the help of a diagram. List the precautions to be taken while using a laboratory thermometer.

Describe a clinical thermometer with the help of a diagram. List the precautions to be taken while using a clinical thermometer.

Alcohol thermometers are used to measure low temperature.

What is the advantage of using a digital thermometer rather than a mercury thermometer?

Which of the following is a good conductor of heat?

Differentiate clinical thermometer and laboratory thermometer.

What are the precautionary measures while using a laboratory thermometer?

A clinical thermometer contains a thermistor.


A six's thermometer is used to measure the human body temperature.

A laboratory thermometer can be used to measure the maximum and minimum temperatures of the day.

The increase in room temperature leads to the expansion of mercury thermometer.

Explain the disadvantage of mercury thermometer on the basis of overheating.

Clinical thermometers have more advantages than digital thermometers.



While measuring the temperature of an object using thermometer, the bulb should be in close contact with the object.

What is the normal range of temperatures in a clinical thermometer?

We can wash a clinical thermometer in hot water.
