1,112 accepted99% rate20.6 hours
1,112 accepted99% rate20.6 hours
What is the three-letter acronym of CERN's 27-kilometer particle accelerator? Answer with the acronym only.
Who founded Pan American World Airways and ran it for decades? Answer with the surname only.
The summit of Mount Everest lies on the border between Nepal and China. Answer true or false.
Infrared light has a shorter wavelength than ultraviolet light. Answer true or false.
How many regions does Italy have? Answer with the whole number only.
How many spacetime dimensions does superstring theory require? Answer with the whole number only.
What is the four-letter acronym of India's national space agency? Answer with the acronym only.
What is the flag carrier airline of Ireland? Answer with the airline name only.
In what year was the Kepler space telescope launched? Answer with the four-digit year only.
In what year did Johannes Kepler publish Astronomia nova? Answer with the four-digit year only.
Who founded Virgin Atlantic? Answer with the surname only.
In what year was Qantas founded? Answer with the four-digit year only.
In what year did Viking 1 land on Mars? Answer with the four-digit year only.
In what year was Cathay Pacific founded? Answer with the four-digit year only.
At which cosmodrome in Kazakhstan did Gagarin's flight launch? Answer with the name only.
Who discovered the neutron in 1932? Answer with the surname only.
What is the capital of Afghanistan? Answer with the city name only.
How many Nobel Prizes in Physics did John Bardeen win? Answer with the whole number only.
In what year did Fermilab announce the discovery of the top quark? Answer with the four-digit year only.
In what year was the Chernobyl nuclear accident? Answer with the four-digit year only.
Delta Air Lines is a member of the oneworld alliance. Answer true or false.
What is the standard mains frequency of the electricity grid in continental Europe, in hertz? Answer with the whole number only.
What is the IATA code of Hartsfield-Jackson Atlanta International Airport? Answer with the three-letter code only.
Airport code KEF belongs to the main international airport of which country? Answer with the country name only.
In what year was Star Alliance founded? Answer with the four-digit year only.