A rifle bullet is fired horizontally at the same instant another bullet is allowed to drop from rest at the same height. Which bullet strikes the earth first?
A) The bullet from the rifle
B) The bullet allowed to drop
C) Both strike at the same instant.

Question

Quizplus · Accepted Answer

Both bullets will strike the ground at the same time because the horizontal velocity of the fired bullet does not affect the time it takes to fall to the ground. Both bullets are subject to the same gravitational acceleration, so their vertical motions are identical.

A Rifle Bullet Is Fired Horizontally at the Same Instant