Question

State any 2 reasons for using mercury in a thermometer

Answer 1

it easly show the temperature it has low melting point .so it can easly identified temperature.

Answer 2

Mercury is used in thermometers because

#It dosen't stick to the surface
#It is a good conducter of heat
#It has a high boiling point
#It expands uniformally(linear expantion)and response quickly to temperature changes,hence it is sensitive.
#It has a visible meniscus.



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