Projectile Launcher Outdoor play The Spark Discharge Apparatus is

The Spark Discharge Apparatus is an extremely visual and audible demonstration of the ionization of air caused by Alpha particles

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• 10 x disposable forceps

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Projectile Launcher Outdoor play The Spark Discharge Apparatus isAn ideal piece of apparatus for investigating the motion of projectiles. The apparatus can easily be clamped to a bench desk (clamp provided) and the angle of projection can easily be adjusted through 90. The angle is read by means of a plumb line that hangs past an angle measurer that is attached to the unit. Firing of the unit is obtained by releasing a spring loaded rod that acts against a large ball bearing (included).