Description
used to trace field lines around bar magnets and current-carrying wires
Wooden wheel-and-axle simple-machine model on a 9
Tirrill burner on a stable octagonal base adds air
Used to render a permanent magnet's field lines visible without iron filings
Eight 15 x 10 x 10cm pinhole boxes
Lead Plates for Simple Cells Subject_Earth Science used to trace field linesLead 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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