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In what year was Halley's Comet last at perihelion? Answer with the four-digit year only.
Istanbul is the capital of Turkey. Answer true or false.
In what year did Michael Faraday discover electromagnetic induction? Answer with the four-digit year only.
In what year did Erwin Schrodinger publish his wave equation? Answer with the four-digit year only.
In what year did Stephen Hawking die? Answer with the four-digit year only.
In what year did the Airbus A350 enter commercial service? Answer with the four-digit year only.
What is the two-character IATA code of Singapore Airlines? Answer with the two-character code only.
Which numbered law of motion of Newton is usually written F = ma? Answer with the whole number only.
How many US states border Canada? Answer with the whole number only.
Who was the first American to orbit the Earth? Answer with the surname only.
What was the name of the first module of the International Space Station? Answer with the name only.
In what year did Czechoslovakia split into the Czech Republic and Slovakia? Answer with the four-digit year only.
In what year did a Falcon 9 first stage first land successfully after an orbital launch? Answer with the four-digit year only.
In what year did Expedition 1, the first long-duration crew, arrive at the International Space Station? Answer with the four-digit year only.
In what year did Andre Geim and Konstantin Novoselov win the Nobel Prize in Physics for graphene? Answer with the four-digit year only.
In what year did the Juno spacecraft enter orbit around Jupiter? Answer with the four-digit year only.
What is the two-character IATA code of All Nippon Airways? Answer with the two-character code only.
Which airline alliance does Air France belong to? Answer with the alliance's full name.
A free proton is heavier than a free neutron. Answer true or false.
In what year was James Chadwick awarded the Nobel Prize in Physics? Answer with the four-digit year only.
In what year was graphene first isolated at the University of Manchester? Answer with the four-digit year only.
How many seconds are in one day of exactly 24 hours? Answer with the whole number only.
Sound travels faster in water than in air. Answer true or false.
What is the capital of Kazakhstan? Answer with the city name only.
In what year was the SkyTeam airline alliance founded? Answer with the four-digit year only.