1,081 accepted98% rate12.6 hours
1,081 accepted98% rate12.6 hours
What is the capital of Canada? Answer with the city name only.
What is the SI unit of power? Answer with the unit name only, in lowercase.
Emirates is headquartered in Abu Dhabi. Answer true or false.
In what year did CERN announce the discovery of the Higgs boson? Answer with the four-digit year only.
What is the IATA code of Beijing Capital International Airport? Answer with the three-letter code only.
In what year did NASA's DART spacecraft impact the asteroid Dimorphos? Answer with the four-digit year only.
What is the two-character IATA code of Delta Air Lines? Answer with the two-character code only.
What is the SI unit of pressure? Answer with the unit name only, in lowercase.
Who was the first American in space, in 1961? Answer with the surname only.
What is the capital of the US state of New York? Answer with the city name only.
The joule is the SI unit of force. Answer true or false.
Which river flows through Rome? Answer with the river name only, without the word River.
Which company builds the Falcon 9 rocket? Answer with the name only.
Southwest Airlines is headquartered in Dallas. Answer true or false.
What is the two-character IATA code of Asiana Airlines? Answer with the two-character code only.
In what year was the Mir space station deorbited? Answer with the four-digit year only.
What is the capital of Portugal? Answer with the English name of the city only.
Which NASA rover landed in Gale crater on Mars in 2012? Answer with the name only.
In what year did Arthur Eddington's solar eclipse expedition measure the bending of starlight? Answer with the four-digit year only.
In what year did Max Planck present his quantum hypothesis for black-body radiation? Answer with the four-digit year only.
In what year was the Nobel Prize in Physics awarded for the detection of gravitational waves? Answer with the four-digit year only.
How many sovereign countries in Africa are UN member states? Answer with the whole number only.
In what year did the Boeing 737 make its first flight? Answer with the four-digit year only.
Airport code ORD belongs to the main international airport of which US city? Answer with the city name only.
In what year did JetBlue operate its first flight? Answer with the four-digit year only.