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This Diffusion Across a Permeable Membrane interactive also includes:
Oxygen and carbon dioxide freely cross cell membranes. The simulation demonstrates the diffusion of these across a permeable membrane. To create a great visual for users, it graphs the balance of molecules as it changes throughout the simulation.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Try various setups: high O2 and high CO2 on one side with none on the other; high O2 on one side and high CO2 on the other, etc.
- Discuss why a membrane is necessary if it is permeable
Classroom Considerations
- Relies on prior knowledge of diffusion, cell membranes, O2, and CO2
Pros
- Translates into four languages for English learners
- Works well in traditional or flipped classrooms
Cons
- None