Question

question 1-8
what is a calorie?
a unit for measuring heat
something in food that makes you fat

Explanation:

A calorie is a unit of energy, specifically a unit for measuring heat. It is used to quantify the energy content in food and the energy expended during physical activities. It is not something in food that directly makes you fat; rather, an excess of calorie - containing nutrients over time can lead to weight gain.

Answer:

A. A unit for measuring heat