Linked from
The 50 pages that link to Projectile motion, each with the reason it gives.
ParabolaRelated: With constant gravity and no drag, a projectile follows a parabolic trajectory.
TrebuchetRelated: It describes the projectile’s flight after the sling releases it.
Spear-throwerRelated: It describes the dart’s flight after it leaves the spear-thrower.
Medicine ballRelated: A throw's trajectory reflects the force and release angle applied to the ball.
Resultant forceRelated: Its changing velocity follows from the gravitational resultant force.
Vector-valued functionRelated: Position as a function of time is naturally represented by a vector.