Dissolved Oxygen | Design Your Own Experiment
Design Your Own Experiment
How to Select a Topic Relating to this Concept
Measuring the amount of dissolved oxygen in a body of water is one of the best ways to determine the health of that water system and the environment around it. Consider the water sources near your home or school. Which ones might have high or low levels of dissolved oxygen? What might cause the high or low levels? What approaches might raise a low level? What other factors affect the health of a water system? (Examples include the pH level and the levels of ammonia, nitrates, and nitrites.)
Check the For More Information section and talk with your science teacher or school or community media specialist to gather information on dissolved oxygen questions that interest you. As you consider possible experiments, be sure to discuss them with a knowledgeable adult before trying them. Some of the materials or procedures may be harmful to...
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