Projectile Motion. Projectile motion is different than free fall: it involves two dimensions instead of one. … Balls traveling in two dimensions, only one of which experiences acceleration, require two sets of equations: one set for the x-direction and the other for the y-direction.
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Projectile Motion. Projectile motion is different than free fall: it involves two dimensions instead of one. … Balls traveling in two dimensions, only one of which experiences acceleration, require two sets of equations: one set for the x-direction and the other for the y-direction.