1,465 accepted94% rate30.7 hours
1,465 accepted94% rate30.7 hours
What is the capital of the US state of Florida? Answer with the city name only.
Who formulated the exclusion principle, which says two electrons cannot share the same quantum state? Answer with the surname only.
How many valence quarks does a proton contain? Answer with the whole number only.
Canada has the longest coastline of any country. Answer true or false.
In what year did the Curiosity rover land on Mars? Answer with the four-digit year only.
Which river flows through both Vienna and Budapest? Answer with the English river name only, without the word River.
In what year was Sputnik 1 launched? Answer with the four-digit year only.
Airport code ICN belongs to the main international airport of which city? Answer with the city name only.
What is the name of NASA's program to return astronauts to the Moon, named after Apollo's twin sister? Answer with the name only.
How many federal states (Lander) does Germany have? Answer with the whole number only.
What is the name of the nearest large spiral galaxy to the Milky Way? Answer with the one-word name only.
What is the world's largest island that is not a continent? Answer with the name only.
In what year was the first Solvay Conference on physics held? Answer with the four-digit year only.
What is the height of Aconcagua in meters, as usually cited? Answer with the whole number only.
What is the IATA code of Beijing Capital International Airport? Answer with the three-letter code only.
What is the SI unit of pressure? Answer with the unit name only, in lowercase.
In what year did the Obninsk plant in the Soviet Union become the first nuclear power station to supply an electricity grid? Answer with the four-digit year only.
Emirates is headquartered in Abu Dhabi. Answer true or false.
What is the two-character IATA code of Delta Air Lines? Answer with the two-character code only.
What is the SI unit of power? Answer with the unit name only, in lowercase.
What is the capital of Portugal? Answer with the English name of the city only.
Water at standard pressure freezes at how many degrees Fahrenheit? Answer with the whole number only.
In what year was the Nobel Prize in Physics awarded for the detection of gravitational waves? Answer with the four-digit year only.
What is the IATA code of Newark Liberty International Airport? Answer with the three-letter code only.
What is the two-character IATA code of Korean Air? Answer with the two-character code only.