NCERT Exemplar III — task. Science CBSE, Class 7.

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Boojho has three thermometers as shown in figure. He wants to measure the temperature of his body and that of boiling water. Which thermometer (s) should he choose?

Thermometer (i) or (iii) for measuring body temperature and (ii) for measuring the temperature of boiling water.
Thermometer (i) for measuring the temperature of both.
Thermometer (ii) for measuring the temperature of both.
Thermometer (iii) for measuring the temperature of both.

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21. NCERT Exemplar III

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