Description
Making a thermometer with a bottle or a jar. The fluid that expands when the temperature rises is the air in the bottle. That air pushes the liquid so it ascends through the tube.
https://en.wikipedia.org/wiki/Thermometer
Making a thermometer with a bottle or a jar. The fluid that expands when the temperature rises is the air in the bottle. That air pushes the liquid so it ascends through the tube.
https://en.wikipedia.org/wiki/Thermometer