Saturday, 16 May 2015

4.16 describe the energy transfers involved in generating electricity using several different methods


  • wind- the kinetic energy from the wind, turns a turbine which turns a generator which produces electrical energy
  • water- Kinetic energy from water, turns a turbine which turns a generator which produces electrical energy
  • geothermal resources- Thermal energy heats water, water turns into steam, the thermal energy of the steam turns a turbine which then has kinetic energy, the turbine turns a generator which produces electrical energy
  • solar heating systems- Light energy from the sun into thermal energy in water
  • solar cells-convert light energy from the sun into electrical energy
  • fossil fuels- Chemical energy is burnt to form heat energy, this turns into heat energy in water, this turns into kinetic energy in a turbine, this turns into electrical energy in a generator.
  • nuclear power- kinetic energy in uranium, heat energy in water, kinetic energy in turbine, electrical energy in generator.

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