Question

How is the energy value of food measured

Answer 1

Calories are the energy value of food measured because if you look at the back of soda cans and everything you see that it says 200 calories for example

Answer 2

A calorie is a unit that is used to measure energy. The Calorie you see on a food package is actually a kilocalorie, or 1,000 calories. A Calorie (kcal) is the amount of energy needed to raise the temperature of 1 kilogram of water 1 degree Celsius.