Description
Used to render a permanent magnet's field lines visible without iron filings
portable enough for mobile demonstrations of current-driven magnetic field strength
and apparatus in laboratory and demonstration setups
used to trace field lines around bar magnets and current-carrying wires
Lead Plates for Simple Cells Subject_Earth Science Used to render a permanentLead plate with 4mm socket terminals for the simple cell apparatus, used to extend the activity series comparison and to introduce the chemistry of the lead acid battery.
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