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This Investigating and Modeling Hardness lesson plan also includes:
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Model hardness testing with a self-designed hardness test. Young scholars rate the hardness of different types of aspirin using the Vicker's Hardness scale. They then relate hardness to the solubility of each aspirin tablet.
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NGSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Incorporate during a unit on physical and chemical properties
- Invite a pharmacist to speak about the different coatings on medications and how they interact with the digestive system
Classroom Considerations
- Allow time to collect materials and prepare for the lesson
Pros
- Includes a guided notes document and key
- Provides a list of resources for additional study
Cons
- None