Description

Pointed three-arm metal star on a 4mm socket pivot

Used to demonstrate temperature-dependent resistance

110 ohms via rotary selector knobs

Germanium diode on a transparent base with 4mm color-coded sockets and a printed circuit diagram

5-inch wood-framed demonstration manometer with a borosilicate 3

Hand Pump for Physics Demonstrations Subcategory_Wash Bottles Pointed three-arm metal star onHand operated pressure pump supplying positive pressure for gas law, pressure vessel, and pneumatic demonstrations, a battery free source for physics classes exploring pressure behavior.

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Hand Pump for Physics Demonstrations Subcategory_Wash Bottles Pointed three-arm metal star on

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