Arch Bridge

Name _________________________________

Go to www.swcit.org/warren/Phi_Sci_assignments.htm for videos.

1. What is one reason these bridges are better over a river?

2. What keeps an arch from falling down?

3. How did they counteract the outward thrust?

Pantheon dome – new video

1. How is a dome related to the arch?

2. What was the Pantheon designed for?

3. How did they counter the force pushing the dome out?

4. What is one way they lowered the weight of the dome?

5. This dome was the world’s largest for ____________ years.

Hoover dam – new video

1. What is interesting about the arch of the Hoover dam (in relation to its necessity)

2. Why did they build it this way?