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AQA AS PHYSICS 7407/1 Paper 1 Mark scheme June 2024 With 100% Correct Questions And Answers
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AQA AS PHYSICS 7407/1 Paper 1 Mark scheme June 2024 With 100% Correct Questions And Answers uses of friction - - rubbing hands for warmth - break pads on bikes Efficiency = - Useful Energy Output / Total Energy Input Increase efficiency - - add lubricant - reduce friction internal e...
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