Ancient Nubia occupied the territory beyond, or upriver, the first cataract while Ancient Egypt occupied the lands below, or downriver, of the first cataract. Historians have come to divide Nubia itself into sub regions with Lower Nubia comprising the lands between the first and second cataract and Upper Nubia being the regions beyond the second cataract.
How You Burn Calories. Your weight x distance = energy used walking. Time does not matter as much as distance. If you speed up to walking a mile in 13 minutes or less, you will be burning more calories per mile. But for most beginning walkers, it is best to increase the distance before working on speed. A simple rule of thumb is 100 calories per mile for a 180 pound person.
Although 125-pound adults expend fewer calories than those of heavier weights, they still burn a significant number of calories speed walking for a two-hour time period. If you weigh 125 pounds, you'll burn 480 calories walking at a pace of 3.5 mph, 540 calories walking 4.0 mph and 600 calories walking 4.5 mph.55 Pounds. Adults who weigh 155 pounds expend fewer calories speed walking than a 185-pound person. A 155-pound adult burns 596 calories walking at a pace of 3.5 mph for two hours, 668 calories walking 4 mph and 744 calories walking 4.5 mph.