Question

(c)

Which substance is used inside the thermometer and

why?​

Answer 1

Answer:

Mercury

Explanation:

Mercury is the only metal that is in a liquid state at room temperature. It is used in thermometers because it has a high coefficient of expansion makes it easy to move in the thermometers as per the temperatures.

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Answer 2

Answer:

mercury is used inside the thermometer because it is liquid and room temperature ️ and also flow to higher to lower when temperature is increased or decreased ....