Gunther Expansion Apparatus, Brass Capacity_250mL letting students watch the wire

letting students watch the wire travel along the rail as roughly 3A of current crosses the magnetic field

dropping resistance as temperature rises and giving an introduction to temperature-dependent semiconductor sensors

and physics principles in classroom investigations

this demonstration electroscope detects and visually quantifies the magnitude of static charges

conductors

Gunther Expansion Apparatus, Brass Capacity_250mL letting students watch the wireGlass jacketed twin rod Gunther expansion apparatus with 0. 01mm spherometer and electrical contact trigger, supplied with copper, brass, and iron rods for precise expansion measurement.