Description

Transverse and longitudinal sections of this 3D dicot stem expose epidermis

5-inch needle-pointed stand grips a 3/4-inch-wide bar magnet upright for hands-free study of attraction

and Kirchhoff's-law combinations

Pair of Alnico bar magnets 10mm wide

Adjustable locking hook positions items 110 mm from the support rod on this suspension clamp

Glass Friction Rod, 30cm x 13mm Subcategory_Wash Bottles Transverse and longitudinal sections ofSolid glass friction rod that develops a positive electrostatic charge when rubbed with silk or wool, used as the standard positive partner to ebonite in triboelectric investigations.

Exchange/Return Notes

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Glass Friction Rod, 30cm x 13mm Subcategory_Wash Bottles Transverse and longitudinal sections of

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