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P7 Energy and P8 Global challenges
Quick questions on Efficiency and energy resources - OCR Gateway GCSE Physics A (P7 and P8)
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
A device wastes out of every supplied. Calculate its efficiency as a percentage. [2 marks]
What is q2?Show answer
State one reason a country uses a mix of energy resources rather than relying on renewables alone. [1 mark]
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