How much work is required to push a 300 N box 10 m across the floor?

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.

answer; hydrologic cycle;

answer/// the nucleoid region contains dna; ///