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P1: GCSE Science - EDEXCEL
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The Energy-Saver light bulb is 5 times more efficient than an ordinary filament bulb. 

 

      

 P1 Efficient use of energy 

Syllabus Summary Questions Answers

   

     Specification reference

  • P1a: 10.10

    Learning outcomes

  • To know the reasons to use less energy.

  • To know some ways that saves energy.

    Keywords

  • Efficiency - payback time - environment - save money - insulation.