10.1 Electricity PW3

PW3 Scientific understanding of current electricity has resulted in technological developments designed to improve the efficiency in generation and use of electricity.


a. describe voltage, current and resistance in terms of energy applied, carried and dissipated
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b. describe qualitatively the relationship between voltage, resistance and current

c. compare the characteristics and applications of series and parallel electrical circuits

d. outline recent examples where scientific or technological developments have involved specialist teams from different branches of science, engineering and technology, eg low-emissions electricity generation and reduction in atmospheric pollution CCTPSCL