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Demonstration:Â
Demonstration:Â
Sponge Beam- The top is in compression, the bottom is in tension
Sponge Beam- The top is in compression, the bottom is in tension
Activities:
I-Beam demo
Build a cardboard beam bridge
Build a post-and- beam bridge
Below: Simple Beam Bridge
By using stiff material on the top and bottom, with a wide foam web in the middle, we can support very heavy loads:
By using stiff material on the top and bottom, with a wide foam web in the middle, we can support very heavy loads:
Beam Challenge: Build cardboard I-Beams with a styrofoam web- how does the composite structure compare to the individual pieces?https://pbskids.org/video/design-squad-nation/2365264570
Beam Challenge: Build cardboard I-Beams with a styrofoam web- how does the composite structure compare to the individual pieces?https://pbskids.org/video/design-squad-nation/2365264570
Activity: Design a cardboard Beam that can support your weight
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