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91¶¶Òõ

Last updated

20 December 2018

pptx, 1.38 MB
pptx, 1.38 MB

I simple introduction to efficiency and sankey diagrams for KS3 students with worked examples. To use the timers, click on the cream circle in presentation mode and the circle will gradually turn purple - time is up when the circle is completely purple and the bell sounds.

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