# Reena went to a doctor for routine checkup of her mother . She observed doctor was taking temperature of patients .
Satisfy Reena's following queries :
1) Why does doctor dip the thermometer in a liquid before use ?
1) Why the thermometer is kept under the tongue ?
2) What is the shiny material present in the thermometer ?
Satisfy Reena's following queries :
1) Why does doctor dip the thermometer in a liquid before use ?
1) Why the thermometer is kept under the tongue ?
2) What is the shiny material present in the thermometer ?
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Answer:
1) The doctor dips the thermometer in a liquid [antiseptic solution] to ensure that there is no spread of diseases through the thermometer...
2) Because the intense inner heat of our body is present under our tongue so that we can measure our whole body temperature...
3) The shiny material present in the thermometer is mercury (Hg)
not confirm about 3rd ans
Explanation:
Answer:
1)Doctor dips the thermometer in a liquid (antiseptic) to ensure that it is sterile and so that germs cannot spread through it.
2)Our body produces heat which is intense in our underarms and under our tongue.
3)Mercury is the metal which is in liquid form in room temperature.It has a high boiling point which makes it easier to measure high temperatures.It also has a metallic lustre and does not stick to the surface of the glass.
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