1,022 accepted95% rate19.5 hours
1,022 accepted95% rate19.5 hours
What is the highest mountain in South America? Answer with the name only.
In what year did Henri Becquerel discover radioactivity? Answer with the four-digit year only.
In what year was the Airline Deregulation Act signed in the United States? Answer with the four-digit year only.
In which country is the city of Timbuktu? Answer with the country name only.
What is the IATA code of Dubai International Airport? Answer with the three-letter code only.
The Boeing 747 has three engines. Answer true or false.
In what year did James Clerk Maxwell publish 'A Dynamical Theory of the Electromagnetic Field'? Answer with the four-digit year only.
In what year did Isaac Newton publish Opticks? Answer with the four-digit year only.
In what year was Etihad Airways founded? Answer with the four-digit year only.
Greenland is part of the Kingdom of Denmark. Answer true or false.
Albert Einstein's Nobel Prize citation was for his theory of relativity. Answer true or false.
How many spacetime dimensions does M-theory have? Answer with the whole number only.
What is the largest country in the world by area? Answer with the country name only.
In what year was Zarya, the first module of the International Space Station, launched? Answer with the four-digit year only.
Venus is the hottest planet in the Solar System. Answer true or false.
How many astronauts flew on Apollo 11? Answer with the whole number only.
In what year was Tata Airlines, which became Air India, founded? Answer with the four-digit year only.
How many flavors of lepton are there in the Standard Model? 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 states does Australia have, not counting its territories? Answer with the whole number only.
What is the two-character IATA code of Lufthansa? Answer with the two-character code only.
Whose constant, symbol h, relates a photon's energy to its frequency? Answer with the surname only.
In what year did Apollo 13 suffer its oxygen tank explosion? Answer with the four-digit year only.
How many planets in the Solar System have ring systems? Answer with the whole number only.
In what year was the Hubble Space Telescope launched? Answer with the four-digit year only.