Description
and magnetic-property variations
Copper 2 by 0
Two pith balls suspended on unspun silk from a brass pillar
Painted red and blue along their lengths to mark north and south poles
each one rotating to follow the local field whenever a magnet is placed beneath the plate or alongside it
Platinum Electrode for Electrolyzer, 14 x 2.5 x 0.8mm Subcategory_Dissection Equipment and magnetic-property variationsPlatinum anode and cathode pair fitted in a rubber bung, providing the gold standard inert electrode pair for electrolysis experiments where electrode degradation must be eliminated.
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