A wind farm and a gas power station have the same maximum power output. Which statement explains why the gas power station is the more reliable of the two?
Gas releases more energy from each kilogram of fuel.
Gas can be burned at any time that it is needed.
Gas power stations cost less money to build.
Gas is found in a large number of countries.
40 exam-style questions on AQA GCSE Physics 1.3 National and global energy resources, covering 1.3 National and global energy resources. Each one has a worked solution and a mark scheme showing where the marks go.