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1.7 Energy, work and power

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Question 50

Many methods of generating electrical power involve extracting energy from the Earth's natural processes.

a.

Describe the process of generating electrical power from geothermal energy stored underground.

[3]
b.

State one advantage and one disadvantage of generating electricity using geothermal energy.

Advantage: ____________________ Disadvantage: ____________________

[2]
c.

State two renewable methods of generating electrical power for which the ultimate source of energy is the Sun.

  1. ____________________
  2. ____________________
[2]
Markscheme

1.7 Energy, work and power Questions

  1. IGCSE
  2. /Physics
  3. /1.7 Energy, work and power

533 exam-style questions on CIE IGCSE Physics 1.7 Energy, work and power, covering 1.7.1a Energy stores and energy transfers, 1.7.1b Conservation of energy, 1.7.1c Kinetic and gravitational potential energy, 1.7.2 Work done, 1.7.3 Energy resources, 1.7.3a Energy resources and electricity generation, 1.7.3b Nuclear fusion as an energy source, 1.7.3c Efficiency of energy transfer, and 1.7.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.

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