Description
four magnet-mounted pulleys
and heart-tube formation for embryology and developmental biology teaching
supplying the standard mid-range value used in the bulk of introductory Ohm's-law and voltage-divider investigations
Bare 26 SWG copper wire on a 250g reel approximating 550 feet
Metal Lever on Magnetic Base Force & Motion_Mechanics four magnet-mounted pulleysThirty seven point five cm perforated metal lever on a magnetic base, with holes at 25mm intervals for hanging masses during torque, equilibrium, and lever principle demonstrations.
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