Question

For a object to be in projectile motion, what force must be acting on it

Answer 1

The answer is Gravity :)

Step-by-step explanation:

Answer 2

Step-by-step explanation:

gravity

A projectile is an object upon which the only force is gravity. Gravity acts to influence the vertical motion of the projectile, thus causing a vertical acceleration. The horizontal motion of the projectile is the result of the tendency of any object in motion to remain in motion at constant velocity.