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This Ocean Acidification and Eggshells activity also includes:
Eggshells and seashells have a lot in common. Learners use the similarities to conduct an experiment that models the effect of ocean acidification on marine animals. Using varying levels of acidic liquids, pupils make observations on the properties of the shells before and after exposure.
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Instructional Ideas
- Use a discussion question as an exit card to assess understanding
Classroom Considerations
- Assumes a basic understanding of pH
- Requires a specific set of materials and time for preparation
Pros
- Includes important background information
- Connects the lesson to real-life issues
Cons
- None