The___________used in the Construction of the Burj Khalifa weighs the same as five A380 aircraft?
Correct answer: B. Aluminium
- A. Nikal
- B. Aluminium
- C. Silicon
- D. Silver
Explanation
Aluminium used in the Burj Khalifa’s construction and cladding weighed roughly as much as five Airbus A380 aircraft. The other listed materials do not match the well-known construction statistic.
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Inventions and Discoveries covers the people, dates, principles and practical uses behind developments such as the wheel, printing press, telephone, electricity, radio, computer, internet, vaccines and space technology. It distinguishes an invention, which creates a device or process, from a discovery, which identifies something already present in nature.
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