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10.1 Using the Earth's resources and obtaining potable water

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Question 8
F

Which process is used to produce potable water from sea water?

[1]
A

Distillation, which evaporates the water and then condenses it

B

Filtration, which traps the dissolved salt in a bed of clean sand

C

Sedimentation, which lets the dissolved salt settle to the bottom

D

Crystallisation, which forms crystals of pure water in the sea water

Markscheme

10.1 Using the Earth's resources and obtaining potable water Questions

  1. GCSE
  2. /Chemistry
  3. /10.1 Using the Earth's resources and obtaining potable water

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.

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