A science student is riding on a flatcarof a train traveling along a straight horizontal track at aconstant speed of 12.0 m/s. The student throws a ball into the air along a path that he judges tomake an initial angle of 50.0°with the horizontal and to be in line with the track. The student'sprofessor, who is standing on the ground nearby, observes the ballto rise vertically. How high does she see the ball rise?
m