Description

comparing liquid densities by the differential heights of drawn columns

letting students switch between low and mid-current scales without swapping instruments

sized for hands-on demonstrations of series-circuit current and voltage division

Push-button engagement on a hand-cranked single-sided cone clutch

Built for endocrine instruction

Rollers for Inclined Plane, 8cm Base_Octagonal comparing liquid densities by theSolid metal 1kg rollers at 8cm wide by 4. 3cm diameter, running on cone bearings in a cord ready metal frame for friction, acceleration, and rolling motion experiments on inclined planes.

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Rollers for Inclined Plane, 8cm Base_Octagonal comparing liquid densities by the

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