FARGO — The principal of a liquid-in-glass thermometer is that the liquid inside a very narrow tube will contract and expand with temperature variation. The top of the liquid represents the ...

Equipment: A Galileo's thermometer (a sealed liquid filled glass cylinder containing sealed glass floats labeled 18, 19, 20, 21, 22, 24 and 26 degrees C), a 4 liter ...

This is the principle behind liquid-in-glass thermometers. An increase in temperature results in the expansion of the liquid which means it rises up the glass. The liquid used is usually alcohol ...

Liquid mercury is commonly associated with glass thermometers. “Liquid mercury used to be a norm. It wasn’t anything uncommon and it didn’t really become anything on anyone’s radar until ...