Q3. State two differences between a laboratory thermometer and a clinical thermometer. Give the
reason for each difference.
Answers
laboratory thermometer is used in lab for measuring temperature of chemicals
clinical thermometer is used to check the temperature of human body temperature
Answer:
Answer:
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Similarities:
(i) Both clinical and laboratory thermometers have long, narrow, uniform glass tubes.
(ii) The bulbs of both the thermometers have mercury in them.
Differences:
(i) The temperature range of clinical thermometers is from 35°C to 42°C while that of laboratory thermometer is from −10°C to 110°C.
(ii) Clinical thermometer is used to measure the temperature of a human body. However, laboratory thermometer cannot be used to measure the temperature of a human body.
(iii) The least count of both the thermometers differs.
(iv) Unlike clinical thermometer that can be tilted, laboratory thermometer is kept upright while reading the temperature values.