1. The problem statement, all variables and given/known data As a projectile moves through its parabolic trajectory, which of these quantities, if any, remain constant? (Neglect air resistance. Select all that apply.) True acceleration True horizontal component of velocity False speed False vertical component of velocity False none of these True = Constant False = Not_Constant Could someone please check my answers to this problem. I want to make sure I don't have any incorrect. Many THANKS in advance.