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Curated OER

Reverse Osmosis and Osmotic Pressure What They Are

For Students 9th - 10th
This site gives a good explanation of osmosis and reverse osmosis. Also includes a scientific diagram of the process.
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Curated OER

Carnegie Mellon: Vapor Pressure Tank

For Students 9th - 10th
Basic design of a demonstration machine that will lower the vapor pressure and cause water to evaporate at room temperature.

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