US$ 54.98
Used to compare two unknown resistances by null-deflection on a sliding-wire jockey
providing a more rigid mounting platform than a meter-rule for lens and mirror investigations
Ten-ohm 5W wire-wound fixed resistor in a self-contained ABS module with 4mm sockets
letting students trace renewable-energy conversion step by step
Copper Calorimeter, 100 x 75mm Entomology & Zoology_Dissection Used to compare two unknownMeasures heat of reaction and specific heat capacity through a 100 by 75mm polished copper vessel with wood plastic lid, rubber stopper, and integrated stirrer for liquid mixing.
US$ 54.98
US$ 129.98
US$ 39.98
US$ 41.98
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US$ 18.00
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US$ 170.00
US$ 21.00