Hard Water
Plants and the Environment
Isaac Halbert
- Grade:
- 8
- Teacher:
- Verdean Smith
Which type of water is the hardest?
One thought on “Hard Water”
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Which type of water is the hardest?
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This project is clean with simple experimental design having three trials and clear measurement of soap bubble height. The connection between bubble height and water hardness is well explained.
You can consider extending the project by testing the effect of these waters on plant growth, connecting to your category.