Question

the glass windows used in the burj khalifa are specially made and designed. which two features make them unique? a they are tinted and have a thin layer of silver to reflect the powerful rays of the sun. b they are grooved to collect much - needed water from the air and low clouds. c they are thin and light enough to curve with the rounded sides of the building. d they are colorful and turn dark on sunny days and stay clear on foggy days. e the are made of double - plated glass that wont break in strong desert winds.

Explanation:

The Burj Khalifa is located in a hot, sunny desert environment (Dubai). Its windows are engineered to handle intense sunlight and harsh desert conditions. Option A addresses solar reflection, critical for reducing heat gain. Option E addresses durability against strong desert winds, a key environmental challenge. Other options do not align with the verified unique features of the building's windows.

Answer:

A. They are tinted and have a thin layer of silver to reflect the powerful rays of the sun.
E. The are made of double-plated glass that won't break in strong desert winds.