Description
and has an inner diameter of 3
Designed for comprehensive lens
this demonstration electroscope detects and visually quantifies the magnitude of static charges
the standard configuration for keeping the field intact between classroom magnetism sessions
Alnico Bar Magnet, 4 x 1.5" Science at Home_Chemical Science and has an inner diameterHeavy duty cardboard storage carries this 4 x 1. 5 inch Alnico bar pair with steel keepers, the largest of the chrome and Alnico bar series for full class field line demonstrations.
Exchange/Return Notes
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