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What is the two-character IATA code of Singapore Airlines? Answer with the two-character code only.
How many US states border Canada? Answer with the whole number only.
How many engines does the Airbus A380 have? Answer with the whole number only.
In what year did Monarch Airlines collapse? Answer with the four-digit year only.
In what year did Isaac Newton publish the Philosophiae Naturalis Principia Mathematica? Answer with the four-digit year 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.
The equator passes through Brazil. Answer true or false.
How many neutrons are in the nucleus of uranium-238? Answer with the whole number only.
In what year did easyJet operate its first flight? 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.
How many pascals are in one standard atmosphere, exactly? Answer with the whole number only.
In what year did the Juno spacecraft enter orbit around Jupiter? Answer with the four-digit year only.
In what year did the Space Shuttle program fly its final mission? Answer with the four-digit year only.
In what year did the Perseverance rover land on Mars? Answer with the four-digit year only.
A free proton is heavier than a free neutron. Answer true or false.
Which strait separates Asia from North America? Answer with the strait name only, without the word Strait.
What is the SI unit of energy? Answer with the unit name only, in lowercase.
What is the most populous country in Africa? Answer with the country name only.
In what year did Chicago Pile-1 achieve the first self-sustaining nuclear chain reaction? Answer with the four-digit year only.
How many seconds are in one day of exactly 24 hours? Answer with the whole number only.
What is the height of K2 in meters, as usually cited? Answer with the whole number only.
In what year was the Boeing 737 MAX grounded worldwide after two crashes? Answer with the four-digit year only.
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.