explain why hot coffee becomes cold when kept outside on a cold day.1 heat is transferred from tha cold air outside to the hot coffee. 2 heat is transferred form the hot coffee to the cold air outside. 3 there is no heat transfer at all.
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Explanation:
The temperature difference between the liquid and surroundings is responsible for transfer of heat. Heat is transferred from higher temperature to lower temperature. With the transfer of heat, average kinetic energy of particle decreases for the liquid, which is coffee here.
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