carbohydrates
carbohydrates
Calories are not a nutrient,they measure the amount of energy the food has. That said, they are in a way essential because no calories means no energy that food gives your body. Your body needs food for life sustainance
carbohydrates.
Fat can gives highest amount of energy by its oxidation.
electrical energy gives and provides energy to give energy and to show energy, light energy goes through a system of energy and gives off energy to provides it. heat energy is like sunlight it gives, take , provides, and uses energy.
The pink flesh that you eat has calories. Some people make picked watermelon rind and that has calories too. Calories are what gives us energy.
protein tissues
Glucose is the readily usable form of nutrient and would readily be use by your Cells.
Sugars, fats and proteins can all be used to 'power' the body.
There are four basic food categories that give the body calories (energy); fat, carbohydrate, protein, and alcohol. Fat gives 9 calories per gram. Carbohydrates and proteins give 4 calories per gram. Alcohol gives 7 calories per gram.
A calorie is a measure of energy. When a piece of food or wood or anything else is burned it gives off energy. The energy it gives off is measured in calories. 1 Calorie raises 1 kg of water 1 degree C.
The food you eat (and drink) contains calories, which are a measure of the energy content, which you absorb in your digestive system