| − | A calorie is a unit of measure. One calorie is equal to the amount of energy necessary to warm one gram of water by one degree [[Celsius]] at sea level. The "Calorie" on a nutrition label is actually different from the "calorie" or unit of measure for energy. The upper case "Calorie" is actually a kilocalorie, or 1,000 calories. | + | A calorie is a unit of measure of the [[energy]]. One calorie is equal to the amount of energy necessary to warm one gram of water from 14.5 degree [[Celsius]] to 15.5 °C at sea level. The "Calorie" on a nutrition label is actually different from the "calorie" or unit of measure for energy. The upper case "Calorie" is actually a kilocalorie, or 1,000 calories. |