Description
pith ball
Brand: WKM
Features:
- Pith electroscope for demonstrating static electricity
- Two pith balls suspended on unspun silk string to test for charged objects
- Plated brass pillar for durability
- Plastic base for display
- Suitable for high school or college students, or ages 14 to 21
Binding: Electronics
Part Number: BSP255
Package Dimensions: 2.0 x 1.2 x 1.2 inches
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