Edexcel•GCSE•Physics
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Conservation of Energy
Energy stores, transfers, efficiency and energy resources
Practice 22 subtopics in Conservation of Energy. All questions match the Edexcel GCSE specification.
About Conservation of Energy
Conservation of Energy is a key topic in the Edexcel GCSE Physicsspecification. This topic covers energy stores, transfers, efficiency and energy resources.
Master all 22 subtopics below with unlimited AI-generated questions. Each subtopic page includes sample questions and the ability to generate unlimited practice questions with detailed solutions.
All Subtopics (22)
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Energy stores (kinetic, gravitational potential, elastic, thermal, chemical, nuclear, electrostatic, magnetic)Energy transfers between storesClosed systems and conservation of energyEnergy dissipationCalculating kinetic energy (KE = ½mv²)Calculating gravitational potential energy (GPE = mgh)Energy transfer calculationsUseful and wasted energyEfficiency definitionEfficiency calculations (efficiency = useful output/total input)Efficiency as decimal or percentageWays to improve efficiencyReducing energy dissipationThermal insulationCore Practical: Investigate thermal insulation and radiation absorptionNon-renewable energy resources (coal, oil, natural gas, nuclear)Renewable energy resources (solar, wind, hydroelectric, tidal, wave, geothermal, biomass)Advantages and disadvantages of energy resourcesEnvironmental impact of energy generationReliability of energy resourcesComparing power output and efficiencyGlobal energy demands and trends
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Start with Energy stores (kinetic, gravitational potential, elastic, thermal, chemical, nuclear, electrostatic, magnetic)