Fig. 4.1 presents a simple diagram of the principal components in a geothermal power station used to produce electricity. Several components on the station are labelled.
The labels shown include: steam; electrical energy; cooling station; production well; injection well; hot water/steam; hot rocks; water.
(a)[2]
State the names of the power-station parts labelled A and B.
(b)[2]
Geothermal energy is one source of renewable energy. State two further sources of renewable energy.
(c)[2]
State two environmental benefits, apart from being renewable, of a geothermal power station compared with a coal-fired power station.
Worked solution & mark scheme
This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “For part A: turbine” …