Physics Paper 1 Electricity Current in Series Circuits Current in Parallel Circuits Potential Difference in Series Circuits Potential Difference in Parallel Circuits Potential Difference from Batteries Charge in Circuits Calculating Energy Transfer by Components Resistance Resistors Resistance of a Filament Lamp Diodes and LEDs Resistors in Series and Parallel Light-Dependent Resistors Thermistors Required Practical 3: Resistance Required Practical 4: Current / PD Characteristics Energy Transfer by Appliances Calculating Energy Transferred by Appliances Power of Components DC and AC Supply Mains Electricity The National Grid Static Electricity (Triple) Electric Fields (Triple) Back Workbooks