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Why do balloons go flat over time? The answer lies in the behavior of gases! Introduce young scientists to diffusion and effusion with a video. Pupils learn the composition and partial pressures of atmospheric gases as well as how the scent of perfume travels from one end of a room to the other.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Follow up the video with a simple diffusion demonstration
- Incorporate the resource into a lesson about Dalton's Law of Partial Pressures
Classroom Considerations
- Review properties of gases as an introduction to the video
- This video is hosted on YouTube
Pros
- Visual aids that demonstrate diffusion and effusion make the concepts easy to differentiate
- The narrator incorporates Dalton's Law of Partial Pressures into the resource to make for a great introduction to the gas laws
Cons
- None