1,114 accepted98% rate20.6 hours
1,114 accepted98% rate20.6 hours
How many letters long is an ICAO airline designator? Answer with the whole number only.
What is the IATA code of Dubai International Airport? Answer with the three-letter code only.
In what year was Neptune discovered? Answer with the four-digit year only.
The Boeing 747 has three engines. Answer true or false.
What is the capital of Finland? Answer with the city name only.
In what year did Stephen Hawking publish his prediction that black holes emit radiation, in Nature? Answer with the four-digit year only.
How many dwarf planets does the International Astronomical Union officially recognize? Answer with the whole number only.
How many territories does Canada have? Answer with the whole number only.
In which country is Machu Picchu? Answer with the country name only.
In what year was Emirates airline founded? Answer with the four-digit year only.
In what year did Hawaii become a US state? Answer with the four-digit year only.
In what year was Aeroflot founded? Answer with the four-digit year only.
In what year did the Chelyabinsk meteor explode over Russia? Answer with the four-digit year only.
In what year was Zarya, the first module of the International Space Station, launched? Answer with the four-digit year only.
What is the two-character IATA code of KLM? Answer with the two-character code only.
Venus is the hottest planet in the Solar System. Answer true or false.
In what year was KLM founded? Answer with the four-digit year only.
In what year was CERN founded? Answer with the four-digit year only.
How many engines did the McDonnell Douglas DC-10 have? Answer with the whole number only.
What is the two-character IATA code of Etihad Airways? Answer with the two-character code only.
How many astronauts flew on Apollo 11? Answer with the whole number only.
In what year did Apollo 13 suffer its oxygen tank explosion? Answer with the four-digit year only.
What is the two-character IATA code of Lufthansa? Answer with the two-character code only.
Which dwarf planet is the largest object in the asteroid belt? Answer with the name only.
What is the capital of New Zealand? Answer with the city name only.