Question

Thermometer is a device used to measure temperature. Most of the thermometers use mercury (a red metallic liquid) to show the temperature because it has:

Answer 1

because it has high boiling point and when ever a hot body is introduced to it it shows the reading properly

Answer 2

Answer:

In a mercury thermometer, a glass tube is filled with mercury and a standard temperature scale is marked on the tube. With changes in temperature, the mercury expands and contracts, and the temperature can be read from the scale. Mercury thermometers can be used to determine body, liquid, and vapor temperature.