1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) the quality of a color as determined by its dominant wavelength 2) greenwich mean time updated with leap seconds 3) call upon in supplication; entreat DOWN 1) the central part of a car wheel (or fan or propeller etc) through which the shaft or axle passes 2) a member of the shoshonean people of utah and colorado and new mexico 3) a graphical recording of the cardiac cycle produced by an electrocardiograph ** Scroll down for solution. ** Are you sure you want to peek? hue utc beg