Lesson introducing and explaining calculating electrical energy & power. Contains worked examples - includes practice questions for students.
Ideal for AQA GCSE (9-1) P2, Cambridge iGCSE P8 and more
Developing: Recall that electric circuits transfer energy from the battery or power source to the circuit components then into the surroundings.
Securing: Recall and use the equations P = IV and E = IVt
Exceeding: Apply knowledge of electrical work to assess the efficiency of electrical devices.
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