What is the primary concern when assessing a structure for safety?
Strucutal specialists at World Trade Center site after 9/11 attacks

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Physics, Science, Architecture
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9th - 12th Grade
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Hard
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The color of the building
The age of the building
The number of floors
The potential for survivors
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a pancake collapse?
A collapse where the roof caves in
A collapse where the walls fall outward
A collapse where the building tilts to one side
A collapse where floors fall sequentially onto each other
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How did the collapse of the second building affect the adjacent structures?
It toppled onto them, causing more damage
It caused them to catch fire
It caused them to sink into the ground
It caused no damage to adjacent structures
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an Ocala soft story failure?
A failure where the foundation crumbles
A failure where the first story is weaker and less stiff
A failure where the top floor collapses first
A failure where the building splits in half
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What similarity is noted between the described structural failure and past earthquakes?
Both involve roof collapses
Both involve fire hazards
Both involve soft story failures
Both involve water damage
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