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Temperature as Measure of Hotness and Coldness and It's Units

Physics

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Temperature

Temperature is a quantity which tells the thermal state of a body (i.e. the degree of hotness or coldness of the body).
Its units are: Kelvin(), degree celsius() and degree fahrenheit().  

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Temperature measuring instruments

Some instruments to measure temperature are thermometer, thermocouple, thermistor etc.

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Classification of Hot and Cold Objects

An object is considered hot if its temperature rises from normal temperature. For  example : fire,vessel on fire,burning coal, etc.
An object is considered cold if its temperature reduces or its very low.For example : Ice cubes and dry ice.