how does a bridge work? a mini lesson: bridges & forces
Post on 21-Dec-2015
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How does a bridge work?
A Mini Lesson: Bridges & Forces
How does a bridge work?– Let’s see what happens when a car
drives across!
A Mini Lesson: Bridges & Forces
How does a bridge work?– Let’s see what happens when a car
drives across!
A Mini Lesson: Bridges & Forces
How does a bridge work?– Let’s see what happens when a car
drives across!– What about a more complicated bridge?
A Mini Lesson: Bridges & Forces
Loads and Forces
A Mini Lesson: Bridges & Forces
Activity: Build a Suspension Bridge
Task– Build a suspension bridge
• Index cards, string, tape
– Test your design-load the bridge to failure
• 20 minutes• How much weight will yours
be able to hold?!
Galloping Gertie
Activity Recap
• What makes a good bridge?• What are some OTHER loads that could
impact a bridge??
WindEarthquake Snow and Ice
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