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This Understanding and Predicting Changes in Population Size – Exponential and Logistic Population Growth Models vs. Complex Reality lesson plan also includes:
Salmonella poisoning impacts over 200,000 people in the United States each year. Scholars learn about the growth of these bacteria using multiple approaches. Then they apply the same growth calculations to endangered species and think critically about possible limiting factors.
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CCSS:
Designed
NGSS:
Designed
Concepts
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Instructional Ideas
- Track a recent salmonella outbreak including the number of illnesses and the notification of possible causes
- Debate the limiting factors for humans on this planet
Classroom Considerations
- Relies on prior knowledge of creating and interpreting graphs, exponential verses logarithmic functions, limiting factors, and population growth
Pros
- Provides two levels of worksheets, one requiring more math than the other
- Includes extension ideas
Cons
- None