In the UK, where does most of the water used to produce potable water come from?
Sea water pumped from the coast into a water treatment works
Rain water that has collected in lakes, rivers and the ground
Waste water that has been collected from homes and factories
Water that has been imported by tanker from other countries
40 exam-style questions on AQA GCSE Chemistry 10.1 Using the Earth's resources and obtaining potable water, covering 10.1.1 Using the Earth's resources and sustainable development, 10.1.2 Potable water, 10.1.3 Waste water treatment, and 10.1.4 Alternative methods of extracting metals. Each one has a worked solution and a mark scheme showing where the marks go.