If we double the initial speed v0 while keeping alpha the sa
     If we double the initial speed v_0, while keeping alpha the same, the maximum height, y_max, will... (Check only one box).  Stay the same  Be doubled  Be tripled  Be quadrupled  If we perform the same shot on the planet with half earth\'s gravity, the maximum distance, x_max, will... (Check only one box)  Stay the same  Be doubled  Be halved  Be quadrupled  If we double the mass of the bullet, with everything else remaining the same, the maximum distance, x_max will... (Check only one box)  Stay the same  Be doubled  Be halved  Be quadrupled 
  
  Solution
Maximum height reached
H = Vo2 sin2alpha / 2g
simply if we put alpha same and double the vo then height we also be doubled
Horizontal range
r = v2 sin2a / 2g
if we reduce the value of g the the distance will be doubled

