Energy resources are classified as either renewable or non-renewable.
State what is meant by a renewable energy resource.
Wind and solar are examples of renewable energy resources.
State one advantage of using wind turbines to generate electricity compared to burning fossil fuels.
State one disadvantage of relying on wind turbines for a country’s electricity grid.
Coal and nuclear fuel (uranium) are non-renewable resources.
State which of these two resources does not emit greenhouse gases directly during electricity generation.
Suggest one reason why coal-fired power stations are still widely used globally.
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.