GCSE Combined Science Physics Prep
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GCSE Combined Science Physics Prep
This section covers key concepts in energy transfer, the behavior of electricity, and the principles of radiation. Students should understand the implications of using renewable energy, the calculations related to specif...
Sample questions with model answers
Every question in the paper gets a full exam-length answer in the app — organised by marks, the way a topper writes it.
Calculate the time taken to fully charge a laptop battery when in use, given the potential difference and current.
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2.5 hours.
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Describe the method used to measure the specific heat capacity of aluminium.
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Measure mass, use an electric heater, record temperature change, and calculate c.
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Discuss the environmental impacts of renewable energy resources.
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Can cause habitat destruction, noise pollution, and visual pollution.
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How can the efficiency of an energy storage system be determined?
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Measure input and output energy, then calculate efficiency.
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