What you’ll learn4 learning objectivesChoose one objective for a focused lesson, or study the complete topic.4.2.5.1Electric circuits transfer energy from• Understand: electric circuits transfer energy from a source of electrical energy, such as an electrical cell or mains supply, to the circuit components and then into the surroundingsSyllabus objective4.2.5.2Recall/use: for electrical power P =• Recall/use: for electrical power P = IVSyllabus objective4.2.5.3Recall/use: for electrical energy E =• Recall/use: for electrical energy E = IVtSyllabus objective4.2.5.4Kilowatt-hour (kWh) and calculate the• Define the kilowatt-hour (kWh) and calculate the cost of using electrical appliances where the energy unit is the kWhSyllabus objective