ENVS keywords 0.0 / 5 ? Environmental Science/StudiesEnergyA2/A-levelAQA Created by: SakriehellCreated on: 15-05-17 13:11 An energy source that an be harnessed form the environment Primary fuel 1 of 18 An energy source that is produced by converting primary fuel Secondary fuel 2 of 18 An resource that regenerates within a human lifespan Renewable 3 of 18 The splitting of molecules using electricity Electrolysis 4 of 18 A resource that regenerates so slowly it is effectively finite Non renewable 5 of 18 To reduce the volume of resource available Deplete 6 of 18 The energy in a mass of fuel or can be harnessed by mass of eqipment Energy density 7 of 18 A process or resource that is not constant Intermittent 8 of 18 When availability can be predicted accurately Reliability 9 of 18 When the amount of a resource is fixed Finite 10 of 18 A system that converts light to heat Photothermal 11 of 18 The energy of movement Kinetic energy 12 of 18 A system that converts light to electricity Photovoltaic 13 of 18 A device that tracks the sun so the angle of incident is constant Heliostat 14 of 18 A mirror system that concentrates light onto a single point Parabolic reflector 15 of 18 An electrochemical device that produces electricity from the chemical reaction between two substances Fuel cell 16 of 18 The process of storing surplus energy to satisfy later demand peaks Peak shaving 17 of 18 The time it takes for half the original matter to be lost Half life 18 of 18
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