AQA GCSE Combined Science: Synergy · 8465
Specification 4.8.2.4 · Paper 3, Paper 4
A machine whose blades are turned by moving water, steam or wind. It can drive a generator.
Revise: Energy ResourcesFuels can be burned to provide heating, moving water and wind can turn turbines, and sunlight can generate electricity directly in solar cells. Choosing a resource therefore involves more than deciding how much energy it can supply: we also need to consider when it is available, its cost and its environmental effects.