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Why the Towers Fell
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Related NOVA Resources
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There is no classroom activity for this program. The following resources from the companion Web site accompany this program:
Above the Impact: A Survivor's Story
Read an account of survival from the 84th floor of
2 World Trade Center from Brian Clark, one of only four
people to escape either tower from above the floors where
the planes struck. (Grades 9-12)
Towers of Innovation
Learn the history behind the building of the towers,
the technological innovations that made the World
Trade Center possible, the nuts-and-bolts of the
construction techniques, and more in this article.
(Grades 9-12)
The Collapse: An Engineer's Perspective
In this interview, MIT Professor Thomas Eagar
explains the structural failure of the Twin Towers,
what can be done with existing skyscrapers to improve
safety, and what he believes the most likely future
terrorist targets may be. (Grades 9-12)
Outfitting Firefighters
Discover what gear makes up a firefighter's outfit
and learn how each piece of equipment helps
firefighters on the job in a high-rise-building
fire scenario. (Flash plug-in required; non-Flash
version available.) (Grades 3-5, 6-8, 9-12)
The Structure of Metal (Hot Science)
In this interactive feature, explore the crystalline
structure of metal and find out what gives it its
special characteristics and how it behaves under
the stress of heat and outside forces. (Flash plug-in required; non-Flash version available.) (Grades 9-12)
Plus:
Resources
Program Transcript
Complete narration for the TV program.
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