Physics 0625 · IGCSE · Energy, work and power

Energy, work and power — practice question

A coal-fired power station produces electricity. The coal is burned, and the energy that is released is then used to heat water until it boils. The steam produced from the water causes the generator to move, and this creates electricity. Which row shows the name of the energy store in the coal and the energy store of the moving generator?

  • Acoal: chemical; generator: hydroelectric
  • Bcoal: chemical; generator: kinetic
  • Ccoal: geothermal; generator: hydroelectric
  • Dcoal: geothermal; generator: kinetic

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