what is the calories
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calories:
the energy needed to raise the temperature of 1 kilogram of water through 1 °C, equal to one thousand small calories and often used to measure the energy value of foods.
the energy needed to raise the temperature of 1 kilogram of water through 1 °C, equal to one thousand small calories and often used to measure the energy value of foods.
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it is the unit of energy . It's defined by various means but it is defined as the amount of heat required at 1atm to raise the temperature of 1 kilogram of water through 1 °C (originally) .....otherwise it is defined in terms of nutrition also.
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