7 science - build a filter
GOAL:
Given limited resources, design and build a working water filter using your knowledge of porosity and permeability PARAMETERS:
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DIRECTIONS:
- Explain in words your group's design
- Draw a diagram with labels of what your design will look like
- Build your filter.
- Test your filter (with your teacher)
- Evaluate the effectiveness of your filter. Did it work? Why or why not?
- If you could start over, what would you do differently?
- Explain both the porosity and the permeability of your filter materials.