Question

Reena went to a doctor for routine check up of her mother. She observes doctor was taking temperature of patients.

Satisfy Reena’s following queries:

1. Why does doctor dip the thermometer in a liquid before use?
2. Why the thermometer is kept under the tonque?

3. What is the shiny material present in thermometer?

please answer






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Answer 1

Answer:

because doctor dip the thermometer in liquid to clean it