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fats oil and sweets have largest amount of energy.
who gets the least amount of energy in the food chain
The amount of energy in food is measured in kilojoules (kL)
Food (chemical energy).
it comes from the products of combustion of food. Food + oxygen becomes energy + Carbon dioxide
energy food barley or oats
We humans (as well as animals) get the energy we need from our food. This energy is stored in the food, in the form of chemical energy.
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.
The energy needed for metabolism comes from the food you eat. That is why unhealthy food slows down the metabolism.
Chemical Energy
Most energy people use comes from food.
The energy a body needs comes from the food consumed or eaten.