Making Fresh Water

 Process

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Process
Fresh Water from Sea Water

Design and conduct an experiment, using only the supplies and materials available, to make fresh water from sea water. You have two colors of plastic. Which color will work best?

Your experiment should carefully follow the procedures of the scientific method:

1. State the problem in the form of a testable question.
2. Research the problem.
3. Write a testable hypothesis.
4. Conduct an experiment.
Experimental procedure
  • Title of experiment
  • Purpose of the experiment
  • Materials needed to conduct the experiment
  • Experimental procedure
  • Collect data (Observations)
  • Organize data
  • Interpret data
  • 5. Interpret your results.

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    Resources
     Fresh Water From Sea Water
    http://www.desertusa.com/mag99/mar/stories/desertsur.html
    http://www.ci.phoenix.az.us/FIRE/desert.html
    http://www.neosoft.com/~claybow/survival.html 
    http://www.wildernesssurvival.net/chp6.php

    http://www.desertusa.com/mag98/dec/stories/water.html
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      Evaluation Rubric
    Fresh Water From Sea Water
    Identify and state the problem 10 pts
    Research 10 pts
    Hypothesis 10 pts
    Experiment 40 pts
    Analysis 10 pts
    Repeat the experiment 10 pts
    Conclusion 10 pts
    Total 100 pts
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