Respuesta :
It gets all the energy from food food is every important
Answer: So to figure out your energy balance you need to gather some important information. That is, you eat more calories than your body uses. A kilojoule is a calorie) is a measure of energy in food. On average, people eat and drink around 8700 kilojoules a day.
Explanation: I hope that helped- Please mark me as brainliest!