why is mercury placed in the thermometer how it is used
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In a mercury thermometer, a glass tube is filled with mercury and a standard temperature scale is marked on the tube. With changes in temperature, the mercury expands and contracts, and the temperature can be read from the scale. Mercury thermometers can be used to determine body, liquid, and vapor temperature
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Explanation:
Mercurymercury is placed in the thermometer this is because to measure the temperature of the body and mercury it is only solid which is in the liquid form and it is used by the doctor to measure the temperature of the body and it you the accurate temperature of the body
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