Energy in food is measured in calories.
If you burn 1 gram of fat, you will get 9 calories.
If you burn 1 gram of carbohydrates, you will get 4 calories.
If you burn 1 gram of protein, you will get 4 calories.
The amount of oxygen that's consumed when you burn your food is an indirect measure of the amount of energy that's released from the food. Bomb calorimeters are sometimes used to measure the energy content in food.
Food energy is usually measured in calories.
a measure of energy from food
calories
the measure of energy from food
Kilo joules are used to measure the amount of energy stored in food.
Calorie is the unit used to express chemical energy in food.
A calorie
Food energy is usually measured in calories.
the temprature change tells t=you how much energy is being greated
The calorie (usually expressed in kilocalories)
Calories (1 dietary calorie, symbol Cal, is equivalent to 1000cal) are commonly used to measure energy in food. In some countries, joules are used instead. For scientific purposes, the joule (an SI unit) is preferred.