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Design Your Own Experiment

How to Select a Topic Relating to this Concept

If you are interested in salinity or its effects, there are many fascinating experiments you can explore. For example, how is salt used in the human body? Why does salt cause metal corrosion? How do marine animals adapt to their environment? These are all possible questions you can explore.

Check the For More Information section and talk with your science teacher or school or community media specialist to start gathering information on salinity questions that interest you. As you consider possible experiments, be sure to discuss them with your science teacher or another knowledgeable adult before trying them. Some of the materials or procedures might be dangerous.

Steps in the Scientific Method

To do an original experiment, you need to plan carefully and think things through. Otherwise, you might not be sure what question...

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1. Introduction
2. Get out the yardstick
3. Where did the salt come from?
4. Getting the evidence
5. Experiment 1 - Making a Hydrometer: How can salinity be measured?
6. Experiment 2 - Density Ball: How to make a standard for measuring density
7. Design Your Own Experiment