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Calorie

Definition

noun, plural: calories

(1) Gram calorie: unit of heat energy that is equal to the amount of heat needed to raise the temperature of 1 gram of water by 1 degree Centigrade at 1 atmospheric pressure.

(2) Kilocalorie: a measure of heat energy that is equal to the amount of heat needed to raise the temperature of one kilogram of water by one degree Centigrade at one atmospheric pressure.


Supplement

Calories are used to describe the energy-producing potential of food. A one gram calorie is equal to 4.1840 joules. Joule (which is an SI unit) is now more preferred over calorie (which is nonSI unit) for measuring heat energy.


Word origin: from Latin calor, heat

Abbreviation: cal (gram calorie) or kcal (kilocalorie)

Variant: calory

Related terms:


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Re: sugar consumption and weight gain

Sugar stimulates weight gain as much as other carbohydrates or other macronutrients: fats and proteins. It's about calorie intake, not sugars. The point is, that sugary foods are usually calorie dense. One chocolate bar (100 grams) or cake can have over 500 Calories. By drinking ...

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by boron
Sat Sep 06, 2014 2:02 pm
 
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Re: Food to ATP energy?

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Re: how to become healthy?

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