AQA•GCSE•Physics
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Energy
Energy stores, transfers, conservation, efficiency and national energy resources
Practice 31 subtopics in Energy. All questions match the AQA GCSE specification.
About Energy
Energy is a key topic in the AQA GCSE Physicsspecification. This topic covers energy stores, transfers, conservation, efficiency and national energy resources.
Master all 31 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 (31)
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Energy stores (kinetic, thermal, chemical, elastic, gravitational, nuclear, magnetic, electrostatic)Energy transfers between storesWork done as energy transferClosed systems and energy conservationKinetic energy calculations (KE = ½mv²)Elastic potential energy calculations (EPE = ½ke²)Gravitational potential energy calculations (GPE = mgh)Changes in energy between storesSpecific heat capacityCalculating energy change for temperature change (E = mcΔθ)Required Practical 1: Investigating specific heat capacityPower as rate of energy transfer (P = E/t)Power calculations (P = W/t)Energy dissipationEnergy transfer by heatingReducing unwanted energy transfersThermal conductivity of materialsRequired Practical 2: Thermal insulation investigation (T)Calculating efficiencyEfficiency as a decimal or percentageIncreasing efficiency of energy transfersWasted energy and dissipationMain energy resourcesRenewable energy resources (solar, wind, hydroelectric, tidal, wave, geothermal, biomass)Non-renewable energy resources (fossil fuels, nuclear)Advantages and disadvantages of energy resourcesEnvironmental impacts of energy generationEnergy resource reliability and costSocial and economic considerationsTrends in energy resource useComparing power output of different resources
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Start with Energy stores (kinetic, thermal, chemical, elastic, gravitational, nuclear, magnetic, electrostatic)