Question: A science student is riding on a flatcar of a train traveling along a straight horizontal track at a constant speed of 11.0 m/s. The student throws a ball along a path that she judges to make an initial angle of 68.0° with the horizontal and to be in line with the track. The student's professor, who is standing on the ground nearby, observes the ball to rise straight up.
Question 1: How high does the ball rise?
___________ m
Please show clear work for points. Thanks!