Question

A ball is thrown vertically upward in the air by a passenger(relative to himself) from a train that is moving as given in column i (vball<

Answer 1

a
passenger sees a straight up and down path 

observers sees a parabola path 

b. 
passenger now sees a parabola path but not as wide of a parabola as what the stationary observer sees. 

stationary observer's view is the same as when the train isn't accelerating. (a parabola)

Answer 2

......................................