On plane travelling 350 mph goes 1200 miles with the wind in the same amount of time that another plane going 450 mph goes 1300 against the wind. how fast is the wind blowing? enter only the numerical answer to the nearest miles per hour (mph).

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.