The amount of space that matter occupies is called​

Volume!

Explanation:

The amount of space that matter occupies is called its volume. Solids, liquids, and gases all have volume. :)

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.

the answer would be knowledge about cars!