Description
and ray-tracing demos
and flight adaptations for bird biology teaching
large enough for whole-class visibility when tracing magnetic field lines around bar magnets
vibrating strings
Zinc Plates for Simple Cells Subcategory_Inorganic Compounds and ray-tracing demosZinc plate with 4mm socket terminals sized for the simple cell apparatus, providing the more readily oxidized electrode that drives current in classic galvanic cell demonstrations.
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