Speed: Unit of Speed, Variable and Average Speed … Speed of a body is the distance covered by the body in unit time. Therefore Speed is Distance upon Time which implies that Distance is Speed times Time or Time is Distance upon Speed. Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Reddit (Opens in new window)