Question

Handle and use a thermometer.

Answer 1

1. Hold the thermometer carefully by its upper end.
2. Do not hold it by the bulb, as body heat may affect the reading.
3. Keep the thermometer upright and steady while taking the reading.
4. Ensure that the bulb is properly exposed to the substance or air whose temperature is to be measured.
5. Wait until the liquid column becomes steady.
6. Read the scale at eye level to avoid error.
7. Handle the thermometer gently and keep it safe after use.