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  • Calorie - Wikipedia
    In physics and chemistry, the word calorie and its symbol usually refer to the small unit, the large one being called kilocalorie (kcal)
  • Calorie | Definition Measurement | Britannica
    Calorie, a unit of energy or heat variously defined The calorie was originally defined as the amount of heat required at a pressure of 1 standard atmosphere to raise the temperature of 1 gram of water 1° Celsius
  • Calorie - an overview | ScienceDirect Topics
    A calorie is a unit of energy that is often used when measuring the energy content of foods and beverages (dietary calories) A calorie is the amount of heat that is required to raise the temperature of 1 kilogram of water 1° Celsius (1 8 °Fahrenheit)
  • Calorie - an overview | ScienceDirect Topics
    A kilocalorie is the energy required to raise the temperature of 1 kilogram of water (about 2 2 pounds) by 1 degree centigrade The need for energy intake varies with body size and increases with work and recreational activities (and health disease)
  • Understanding Calories | Nutrition, Energy Metabolism
    To a scientist, a calorie is the quantity of heat (or energy) needed to boost the temperature of 1 ml of water by 1°C A kilocalorie (kcal, often pronounced kay-cal) is the amount of heat required to raise the temperature of 1000 ml of water by 1°C
  • Calorie | Health and Medicine | Research Starters - EBSCO
    One large calorie represents the energy required to increase one kilogram of water by one degree Celsius, equating to one thousand small calories
  • Ch 3: Calories Flashcards | Quizlet
    What is a calorie? A calorie is the heat needed to raise 1 liter (about 4 cups) of water 1 degree Celsius When we eat food, we break the chemical bonds in the macronutrients (protein, carbohydrate, and fat), release energy in the form of heat, and release carbon as CO2
  • CALORIE Definition Meaning - Merriam-Webster
    The meaning of CALORIE is the amount of heat required at a pressure of one atmosphere to raise the temperature of one gram of water one degree Celsius that is equal to about 4 19 joules —abbreviation cal—called also gram calorie, small calorie
  • Nutrition unit 1 Flashcards | Quizlet
    A calorie is a unit of measure of the amount of energy in a food—and of how much energy will be transferred to the person who eats it Although we often refer to the number of calories in this food, or that one, calories are not a substance present in food
  • Scientists Say: Calorie - Science News Explores
    Before the mid-1900s, scientists defined one “small” calorie as the energy needed to heat one gram of water by one degree Celsius (1 8 degrees Fahrenheit) at the air pressure found at sea level





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