Question

The stem of the thermometer is made up of a thick glass to protect the ____________.

Answer 1

1. A thermometer is a device used to measure the temperature of a body.
2. A thermometer consists of a graduated glass tube containing a thin, long and uniform capillary tube inside it.
3. The glass tube has a bulb at one end. The bulb contains a thermometric liquid either alcohol or mercury.
4. The stem of the thermometer should be made of thick glass to protect the capillary tube against any physical damage.

Thus, The stem of the thermometer is made up of thick glass to protect the capillary tube.