US$ 139.50
Double-walled in aluminum to minimize heat exchange with the surrounding air
Hook-topped for easy suspension
and intense heating tasks
and a candle holder
and prism table for measuring wavelengths and the refractive indices of solids and liquids
Oersted's Apparatus Handle Type_Wood Double-walled in aluminum to minimizeReproduces Oersted's 1820 experiment, deflecting a pivoting cobalt steel compass needle inside a rectangular conductor frame to show that current generates a magnetic field.
US$ 139.50
US$ 124.50
US$ 99.95
US$ 164.50
US$ 112.50
US$ 165.00
US$ 40.00