PIRA Classification: 5B30.10
Description: The pairs of spheres, each pair larger than the next, are connected to a Wimshurst machine. A spacer is used to ensure that the spheres have the same separation. The Wimshurst is cranked and the spheres are observed to see which pair sparks first.
Special Instructions: None
Condition: Good
Setup time: 2 minutes
Safety Issues: Make sure to discharge the Wimshurst machine to avoid shocking yourself.