temp+tw+vy

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definition : a measure of the warmth or coldness of an object or substance with reference to some standard value. The temperature of two systems is the same when the systems are in thermal equilibrium. FIVE FACTS:=====

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4) For your good health, carry water in safe containers which are made from aluminum, or glass. Plastic bottles never break down in landfills and are having a seriously negative effect on the environment.=====