The term convection generally refers to the movement of fluids, meaning liquids and gases, but in the earth sciences, convection also can be used to describe processes that occur in the solid earth. This geologic convection, as it is known, drives the plate movement that is one of the key aspects of plate tectonics.
The recommended range is 45 â 65% of calories as carbohydrate. For example, if you eat 1600 calories per day, and 50% of those calories are carbohydrate, you would eat 200 grams per day. Athletes need to eat at the high end of the carbohydrate range, to fuel training and competition.
Consider Your Caloric Goals. The average recommended caloric intake for losing weight is about 1,500-1,700 calories each day, (Most experts recommend 1,500 calories as a good weight-loss diet.) but it does vary according to your weight and activity level. This easy-to-use weight loss calorie goal calculator can help you assess your caloric needs.