Expand all + Resistance Characteristics 5D10.10 - Resistor Assortment 5D10.20 - Characteristic Resistances 5D10.40 - Resistance Model + Resistivity and Temperature 5D20.15 - Flame and Liquid Nitrogen 5D20.30 - Resistance of Light Bulbs 5D20.60 - Conduction in Glass + Conduction in Solutions 5D30.10 - Conduction in Solution + Conduction in Gases 5D40.10 - Jacob's Ladder 5D40.20 - Discharge Scope with Flame