Fig. 4.1 illustrates a hydroelectric power system in the mountains. The labels are reservoir A, reservoir B, reservoir C, pumping station, pipeline, hydroelectric station and city.
(a)[1]
State the name given to the energy stored in the reservoirs.
(b)[3]
Describe how the energy stored in reservoir C is converted into useful energy for the city at the hydroelectric station.
(c)[2]
Explain what becomes of this energy.
(d)[1]
Suggest a reason for this.
Worked solution & mark scheme
This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: “gravitational potential energy / GPE” …