This section provides knowledge and understanding of electromotive force, potential difference, resistivity and power.
The scientific vocabulary developed here is a prerequisite for understanding electrical circuits in 4.3. You'll have the opportunity to understand the link between environmental damage from power stations and the impetus to use energy saving devices in the home (such as LED lamps) and how customers can make informed decisions when buying domestic appliances.
Pages of the AS text book: page 164-184
End of Chapter questions in text book: page 184 (find solutions here)
Video review Electric fields (requires the school login see below): https://www.alevelphysicsonline.com/electricity
Username: physics@churstongrammar.com
Password: churston
Revision notes: https://www.physicstutoronline.co.uk/alevelphysicsnotes/
Practice questions: https://www.physicsandmathstutor.com/physics-revision/a-level-ocr-a/module-4/
More practice questions: https://www.savemyexams.co.uk/a-level-physics-ocr-new/topic-questions/