AQA GCSE Geography · 8035
Specification 3.2.3.4 · Paper 2
Revise: Sustainable Energy Management and Local SchemesLocal people helped dig a canal and build a forebay, a small basin that holds water before it enters the penstock. The penstock carries water down a steep slope. Water leaving it turns a turbine, and the turbine drives a generator that produces electricity for the community.