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1.7.3 Energy resources

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Question 20

Gas-fired power stations provide electricity for homes and industry.

A government decides to replace a gas-fired power station with a tidal barrage power station.

a.

Describe how electrical energy may be obtained from the gravitational potential energy of the water trapped behind a tidal barrage.

[3]
b.

Apart from cost, state two advantages of generating electricity using a tidal barrage power station compared with using a gas-fired power station.

[2]
c.

Apart from cost, state two disadvantages of generating electricity using a tidal barrage power station compared with using a gas-fired power station.

[2]
Markscheme

1.7.3 Energy resources Questions

  1. IGCSE
  2. /Physics
  3. /1.7.3 Energy resources

142 exam-style questions on CIE IGCSE Physics 1.7.3 Energy resources. Each one has a worked solution and a mark scheme showing where the marks go.

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