1,373 accepted98% rate13.7 hours
1,373 accepted98% rate13.7 hours
How many constellations does the International Astronomical Union recognize? Answer with the whole number only.
In what year did the Tata Group take back control of Air India from the government? Answer with the four-digit year only.
In what year did Alessandro Volta announce the voltaic pile, the first electric battery? Answer with the four-digit year only.
In what year was the Chernobyl nuclear accident? Answer with the four-digit year only.
Bolivia is landlocked. Answer true or false.
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.
In what year did the Airbus A320 enter commercial service? Answer with the four-digit year 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.
In what year was sovereignty over Macau transferred from Portugal to China? Answer with the four-digit year only.
In what year did Marie Curie win her first Nobel Prize, the one in physics? Answer with the four-digit year only.
In what year did Air Berlin cease operations? Answer with the four-digit year only.
Who commanded Apollo 13? Answer with the surname only.
Which European country occupies most of the Jutland peninsula? Answer with the country name only.
What is the capital of Australia? Answer with the city name only.
What is the two-character IATA code of Swiss International Air Lines? Answer with the two-character code only.
The neutron carries a positive electric charge. Answer true or false.
In what year did Kazakhstan move its capital from Almaty to Astana? Answer with the four-digit year only.
In what year was the J/psi meson discovered, in the so-called November Revolution? Answer with the four-digit year only.
Norway is a member of the European Union. Answer true or false.
In what year did NASA launch the uncrewed Artemis I mission? Answer with the four-digit year only.
In what year was Niels Bohr awarded the Nobel Prize in Physics? Answer with the four-digit year only.
Airport code FCO belongs to the main international airport of which city? Answer with the city name only.
In what year did London Heathrow's Terminal 5 open? Answer with the four-digit year only.