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calorie |
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calorieC.g.s. unit of heat, now replaced by the joule (one calorie is approximately 4.2 joules). It is the heat required to raise the temperature of one gram of water by 1°C. In dietetics, the Calorie or kilocalorie is equal to 1,000 calories. The kilocalorie measures the energy value of food in terms of its heat output: 28 g/1 oz of protein yields 120 kilocalories, of carbohydrate 110, of fat 270, and of alcohol 200. |
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For example, if the investigator plans to look at bouts of physical activity from an accelerometer, then reliability and validity should be determined for bouts of physical activity and not counts per day or kilocalories. This is enough food to provide every person worldwide with at least 2,720 kilocalories a day. Pregnancy requires an extra 300 kilocalories per day in order to maintain the nutritional needs of two. |
Kilocalories
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