Whether it’s a traditional mercury thermometer ... Let’s explore some of the most common ones. The classic thermometer with a thin glass tube and a red or silver liquid inside is called ...

In the thin tube, the molecules can’t move very far sideways ... particles in a liquid have for one another to explain why the levels of alcohol and mercury in the thermometers are different. The main ...

Most commonly, the temperature is measured with a mercury thermometer. The liquid mercury inside the thermometer expands and rises to a certain value when heat is added, and contracts and falls to ...

Testers compare the devices to a mercury thermometer in the labs. Then, they take repeated readings to assess consistency. The results show which in-ear thermometers are the easiest to use and ...