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Episode 7
KEy question:
KEy question:
What effect, if any, does adding salt to water have on its boiling and freezing points?
What effect, if any, does adding salt to water have on its boiling and freezing points?
Task 1 - Research Project - Dirty Water
Task 1 - Research Project - Dirty Water
Task 1:
Research the different types of contaminants that can be found in “dirty” water. What effect does this have for people that have to use this water?
Task 2:
Research the different ways in which some of those contaminants can be treated to make the water safe to drink.
You may want to include pictures. Below are some useful links.
Practical work
Practical work
Before grabbing any equipment, please read through the document below carefully.
investigating purity activities.pdfPage updated
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