Demonstrate the effect of gravity on falling bodies.2 metal spheres included
L‐section launcher with holes for locating two 19 mm diameter steel balls which act as projectiles
Launcher is released by push button and projects one ball forward while allowing the other to fall freely
Launching mechanism mounted on wooden block 180 x 60 x 30 mm which may be clamped by bench and has a convenient storage pocket for the balls, complete with two steel balls
