what are the principle of thermometer
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These liquid thermometers are based on the principal of thermal expansion. When a substance gets hotter, it expands to a greater volume. Nearly all substances exhibit this behavior of thermal expansion. It is the basis of the design and operation of thermometers.
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The principal of thermometer is......
when a substance get hotter it expended a great volume. Nearly all substances exhibit this behavior of thermal expansion.
when a substance get hotter it expended a great volume. Nearly all substances exhibit this behavior of thermal expansion.
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