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September 11 Attacks

September 11 Attacks quiz

3 questions, each answer explained.

Question 1 of 3Easy

Why did Atta favor long flights for the 9/11 attacks?

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Questions
8
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Spaced repetition

More questions about September 11 Attacks

These visible examples show the question style. LearnClash turns the full topic into ranked duels and spaced repetition.

  1. 1 Easy

    Who was President of the United States during the September 11 attacks?

    Answer: George W. Bush

    Why: Bush was listening to second graders read The Pet Goat in Sarasota, Florida, when Andrew Card whispered that a second plane had hit.

  2. 2 Medium

    Which plane maker built all four hijacked 9/11 aircraft?

    Answer: Boeing

    Why: The four planes were split evenly between Boeing 767s and Boeing 757s, chosen for their heavy transcontinental fuel loads.

  3. 3 Hard

    Who led Morgan Stanley's mass evacuation from the South Tower?

    Answer: Rick Rescorla

    Why: Rick Rescorla regularly conducted unannounced stairwell drills, which helped evacuate nearly all 2,700 company employees.

  4. 4 Easy

    Where was the World Trade Center located?

    Answer: Manhattan

    Why: The original World Trade Center opened in 1973 and occupied 16 acres of land in Lower Manhattan.

  5. 5 Medium

    Which building destroyed on 9/11 was New York City's tallest?

    Answer: North Tower

    Why: Standing at 1,368 feet, the North Tower was six feet taller than its twin South Tower.

  6. 6 Hard

    What US military air defense mission began after 9/11?

    Answer: Operation Noble Eagle

    Why: Operation Noble Eagle established continuous combat air patrols over major American cities and critical infrastructure.

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