Description

deflecting a pivoting cobalt-steel compass needle inside a rectangular conductor frame to show that current generates a magnetic field

Life-size stomach model shows gastric fundus

Greatly magnified HIV virion model separates into two parts exposing the outer envelope and interior capsid with RNA

RC-network

Bell in Vacuum Experiment for Sound Wave Demonstrations Size_Small deflecting a pivoting cobalt-steel compassIllustrates that sound needs a medium to travel through a 10 inch acrylic bell jar with internal buzzer, rubber stopper, and lead plugs for pump plate connection during evacuation.

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Bell in Vacuum Experiment for Sound Wave Demonstrations Size_Small deflecting a pivoting cobalt-steel compass

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