In what ways has modern building technology contributed to the construction of tall structures like the Burj Khalifa?

• By using ancient techniques

• By utilizing advanced materials and engineering methods

• By avoiding technology altogether

Why did developers in New York City during the 1800s choose to build taller buildings instead of expanding horizontally?

• Because of earthquake concerns

• Due to limited space on the island, they had to build upwards

• Because they wanted to showcase architectural prowess

Why might a city with a rapidly growing population face challenges in terms of available space for new buildings?

• Due to excessive land availability

• Due to environmental concerns

• Due to limited space, leading to the need for taller structures

How tall is the Burj Khalifa, and what facilities does it contain?

• Over 1000 feet tall, containing only residential units

• Over 2000 feet tall, containing apartments, hotels, and offices

• Over 3000 feet tall, containing only shopping malls

Where were the first modern skyscrapers built during the 1800s?

• Chicago

• New York City

• London

What are modern skyscrapers known for in terms of their height?

• Being the widest buildings

• Being the tallest buildings

• Being the most colorful buildings

What city saw the construction of the first modern skyscrapers, and why was there a need for such tall buildings?

• London, to accommodate historical artifacts

• New York City, to accommodate a growing population with limited space

• Tokyo, for earthquake safety reasons

What is the Burj Khalifa, and where is it located?

• A bridge in San Francisco

• A skyscraper in Dubai, United Arab Emirates

• A tower in Paris, France

What role did more than 7000 people from various countries play in the construction of Burj Khalifa?

• They served as tourists

• They worked as security personnel

• They worked in the construction and build Burj Khalifa

How did the architects of Burj Khalifa address the challenges posed by differences in temperature, humidity, and air thickness between ground level and the building’s final height?

• By installing giant fans

• By inventing a new structural system

• By coating the building with heat-resistant paint