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Topic: Systems and Technologies

How does technology help people change the world? What social and economic forces have shaped the development of key technologies? What benefits and risks are associated with these technologies? What trade-offs do engineers have to make in their work? Explore these questions and more in this collection of Systems and Technologies resources.

Resource Highlight

Hoover Dam

Hoover Dam

Type: QuickTime Video

This video segment from Building Big: "Dams," demonstrates the basic principals at work in the Hoover Dam, a concrete gravity dam that also makes use of the properties of the arch.

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