Lesson introducing and explaining efficiency and how to calculate it. Also shows how to draw Sankey diagrams. Suitable for higher KS3 classes also - includes practice exam question.
Ideal for AQA GCSE (9-1) P1, Cambridge iGCSE P5 and more
Developing: To understand not all energy is transferred from one form directly to another
Secure: To be able to calculate efficiency from given data.
Exceeding: To be able to create a Sankey diagram from given data and calculate efficiency from it.
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