As part of the male reproductive system, the prostate glandâs main purpose is to secrete a slightly alkaline fluid that forms part of the seminal fluid, a fluid that carries sperm.
Average Speed. If you take the average speed of the current world 100 m record (Bolt's 9.58 s), you get about 10.44 meters/sec (23.35 miles/hr, 37.58 km/hr). However, if you were to record instantaneous speed at different points throughout the race, the runner would reach a maximum speed much greater than this.
By Charles Bethea. The six-time Olympic gold medalist Usain Bolt, who set a hundred-metre world record of 9.58 seconds, in 2009. Three minutes, forty-three seconds, and thirteen hundredths of a second is the fastest that a human has ever run a mile, as far as we know.