I have investigated different water samples from the environment and explored methods that can be used to clean and conserve water and I am aware of the properties and uses of water. 

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Benchmarks:

· Uses knowledge of the water cycle to explain how the quantity of water on the Earth has remained approximately the same. 

· Investigates and discusses the methods used to purify water, for example, sedimentation, filtration, evaporation, desalination and the addition of chemicals such as chlorine.

· Researches methods used to conserve water within the home, school and globally and communicates findings to others.

· Discusses the many uses of water, for example, to support all living things, in preservation (ice) and to generate electricity.