Write 3 -4 precautions to be used for a clinical thermometer 2. In a clinical thermometer, the level of mercury rises when its bulb comes in contact with a hot object. What is the reason for this rise in the level of mercury? 3. The mercury does not fall or rise in a clinical thermometer when taken out of the mouth. Explain why. 4. Compare the upper boiling point and lower melting point of ice in two temperature scales.
Answers
Answer:The precaution that should be taken for a clinical thermometer are=
1; the reading should be taken by keeping the level of mercury along the line of sight.
2;Before use,the mercury level should be below 35 degree celsius.
3;Never hold the thermometer by the bulb while reading the temperature.
Explanation:
Answer:
Q1
1 The clinical thermometer should be washed before and after use preferrably with an antiseptic solution.
2 We should ensure that before using the thermometer, the mercury level should be below 35 degree celsius.
3 We should read the thermometer keeping the mercury level along the line of sight.
4 We should handle the thermometer with care.
Q2
It is because mercury is a liquid metal which expands when heated.
Q3
It is because clinical thermometers have kinks inside them which prevent that the mercury does not fall or rise in a clinical thermometer when taken out of the mouth.
Q4
BOILING POINT OF ICE IN CELCIUS: 100 DEGREES
BOILING POINT OF ICE IN FARHENHEIT: 212 DEGREES
Explanation:
PLEASE MARK ME THE BRAINLIEST IF U HAVE LIKED THE ANSWER GIVEN BY ME