answer:. Just as a car runs best with a full tank of gas, your body needs the right kind of fuel from food in order to perform at its best. A balance of carbohydrates, proteins, fats, minerals, vitamins, and water will give your body what it needs for peak performance.
Remember: Athletes need more food and fluids than non-athletes. Regular meals and healthy snacks will help fuel your body before and after exercise. It's important to give your body enough of the right fuel in order to feel good and have the energy you need to perform your best.
You have to start with low power, move to medium and then go to high. You have to be careful and use fine focus to make sure you don’t scratch the slide or the lens