Two identical bullets are released simultaneously from the same horizontal level. Bullet A is fired horizontally from the muzzle of a rifle, while Bullet B is simply allowed to fall freely from rest.
Answer the following questions to examine the motion of the two bullets.
a. (i) Define a projectile.
b. (ii) State the principle that allows the analysis of horizontal and vertical motions separately.
c. (iii) Explain, with reason, whether Bullet A or Bullet B reaches the ground first when air resistance is neglected.