Question

difference between mercury thermometer and alcohol thermometer

Answer 1

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What is thermometer?

A thermometer is a device that is used to measure the temperature. The temperature is expressed from thermometer as a number of a particular unit. A thermometer is composed of two components: a sensor to detect temperature, and a visible scale to get the numerical value for the temperature measured.

Types of thermometer:

Some thermometers use a bulb filled with a chemical such as mercury as the temperature sensor. But some thermometers also use digital sensors. The visible sale is often a glass tube marked with a temperature range. Sometimes, it is a digital readout. Alcohol thermometer and mercury thermometer are two types of thermometers which are composed of a bulb and a marked glass tube.

Difference between alcohol and mercury thermometer:

The main difference between alcohol and mercury thermometer is that the bulb of mercury thermometer is filled with mercury whereas the bulb of alcohol thermometer is filled with an alcohol.