Summary
Why doesn't a tall building fall over? Bill explores how shape, materials, and forces decide whether a structure stands or collapses.
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Teaching resources
Discussion questions
Discussion
Why doesn't a tall building fall over? Bill explores how shape, materials, and forces decide whether a structure stands or collapses..
- Why is a triangle a strong shape for building?
- What forces are trying to knock a tall structure down?
- How does a wide base help a structure stay up?
Quick work-a-long
Vocabulary: structure, force, support.
Try it: Build the tallest tower you can from 10 index cards and explain what kept it standing.