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There's a reason why they're called I-beams. A short Real Engineering video describes why I-beams are in the shape of an I. It considers how the beam achieves maximum bending load with the least amount of material.
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Concepts
Instructional Ideas
- Provide cloze notes to viewers to fill in as they watch the video
Classroom Considerations
- Scholars should have familiarity with Young's modulus and with tension and compression
- Individuals must be able to interpret mathematical equations
- This video is hosted on YouTube
Pros
- Describes science ideas in a way that all learners can grasp
- Diagrams promote understanding of concepts
Cons
- None