Question

one gr of carbohydrates gives ___ calories
A) 4
B) 9
C) 30
D) 50 ​

Answer 1

4 calories

Explanation:

Each gram of carbohydrate and protein yield 4 calories/gram. Each gram of fat yields 9 calories. A calorie is a measurement, just like a teaspoon or an inch. Calories are the amount of energy released when your body breaks down (digests and absorbs) food.