Description
a battery-free source of partial vacuum for bell-jar demonstrations without external power
this plant cell model shows organelle ultrastructure and cell-wall layering for upper-level cell biology teaching
Built for kitchen science whimsy
calibrated to 2
Parallel Plate Capacitor Demonstration with Adjustable Distance Manufacturer_Austerlitz a battery-free source of partialAdjustable parallel plate capacitor with two 120mm metal discs on an aluminum slide, plus glass, cardboard, and Lucite dielectrics for studies of capacitance, plate gap, and permittivity.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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