4.4 Water Quality

IB Environmental Systems & Societies: 4.4 Water Quality

I use these activities as skill building. In Switzerland, (un)fortunately it is difficult to find any contaminated water but we do test a variety of water samples, including snow, and water that has been pre-contaminated by our Lab Assistant. This helps keep the students interested. I use a variety of Vernier environmental probes and a water testing kit.I emphasise the need for repeatability in the methods used and this...

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