US$ 237.50
and great vessels on a mounted base for cardiology and anatomy teaching
sweat glands
this classroom Van de Graaff kit demonstrates charge conservation
Glass tube 33 inches long with a cork piston riding on a stable wooden base
Electric Field Shape Demonstration Apparatus Physics_Heat & Thermodynamics and great vessels on aDesigned to make electric field lines visible, this apparatus aligns suspended particles in a liquid medium between charged electrodes to reveal dipole and parallel plate field shapes.
US$ 237.50
US$ 747.50
US$ 84.99
US$ 53.00
US$ 35.00