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This is a hands-on activity that fosters decision-making skills and emphasizes scientific principles such as objectivity and replication. It is designed to show that pollutants are not always obvious and not all contaminants pose a health risk. Students will learn that some contaminants can be detected by sight, smell, or taste and that others are not detectable except with sophisticated analytical ... Full description.
Grade level: Intermediate (3-5), Middle (6-8)
Resource type: Lab activity
Subject: Environmental science
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Educational standards associated with this resource:
National Science Education Standards (NSES): Read
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Skills: Read (1)
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Pedagogically Annotated Collection     Browse collection