Answer:
Yes, carbohydrates are a main way to get energy. Starches like bread, rice, noodles, chips, crackers, lemonade, etc. are starches, or carbohydrates, and they are one of the main food groups that supply your body with energy. All food groups are necessary, which include: starches, protein, fruits, vegetables, dairy, and fats.
Protein is a great way to get energy as well, which is why protein bars are a thing.