Two Ball Projectile Launcher

This experiment uses a spring loaded launcher to drop one ball vertically and to fire one ball horizontally. Since gravity pulls on the balls equally they will strike the ground at the same time demonstrating that horizontal and vertical velocities are independent of each other.

Pira DCS # 1D60.20

Two Ball Launcher   2 Nylon Balls  
Tall Steel Pole   90 deg Pole Clamp  
Cenco Black Table Clamp