US$ 125.00
iron filings
supplied with keepers in a cardboard storage box for routine classroom work on field lines
and an activity guide for introducing circuit construction
Hand-painted female pelvis model exposes ilium
this demonstration electroscope detects and visually quantifies the magnitude of static charges
Resistance Unit, Classroom Grade archive-pending iron filingsFive ohm metal film resistance unit at plus or minus 1% accuracy with a 1. 6V maximum rating, the standard low end Ohm's law value used in current limiting and voltage divider work.
US$ 125.00
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