Science & Technology Trivia Questions
Total Questions: 20
What gas, now employed in welding and known by the symbol He, has also been used to lift balloons and dirigibles?
Very Easy
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helium
Which more common element replaced germanium in semiconductors?
Very Easy
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silicon
What gem may be found in the tip of your dentist's high-speed drill, which is made of tungsten carbide?
Very Easy
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diamond
What is the scientific study of sound?
Very Easy
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acoustics
What device produces an intense beam of light and comes in forms such as ruby, liquid, and gas?
Very Easy
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laser
What item did Peter Henlein build just after 1500 that was the first spring-driven version and small enough to fit in a pocket?
Easy
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watch
What does the R stand for in the acronyms LASER and MASER?
Medium
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radiation
What unit of electricity is abbreviated as amp?
Medium
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ampere
What device, commonly associated with submarines, is linked to the topics of 'optics' and 'submarine' at the bottom of an Encarta article?
Medium
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periscope
What term refers to both a mixture of gas and tiny particles, as well as a spray can that dispels this mixture?
Medium
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aerosol
What para-aramid fiber, developed by Du Pont, is commonly used in bulletproof vests, tires, and the space shuttle?
Hard
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kevlar
What technology was originally invented to detect both icebergs and submarines?
Hard
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sonar
What was the name of the first communications satellite designed and built by Bell Labs in Holmdel, New Jersey, in 1962?
Hard
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telstar
What state was selected by the Energy Department to construct the estimated $4.4 billion Supercollider?
Hard
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texas
What gas fills flashbulbs, unlike light bulbs?
Very Hard
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oxygen
What is the term for a time measurement that equals one billionth of a second?
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nanosecond
In 1995, what substance did scientists in Switzerland create atoms of, which may not exist naturally in our universe?
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antimatter
What element, used to make transistors and semiconductors, is the most abundant on Earth after oxygen?
Very Hard
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silicon
What is the term for the condition of zero electrical resistance that occurs in metals when cooled to very low temperatures?
Very Hard
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superconductivity
What process, which involves analyzing the band of colored light produced by a prism, led to the discovery of cesium?
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spectroscopy
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