1,167 accepted94% rate24.9 hours
1,167 accepted94% rate24.9 hours
In what year was the core module of the Mir space station launched? Answer with the four-digit year only.
Who unified electricity, magnetism and light in a set of equations in the 1860s? Answer with the surname only.
What is the two-character IATA code of Cathay Pacific? Answer with the two-character code only.
In what year did LIGO record GW150914, the first direct detection of gravitational waves? Answer with the four-digit year only.
In what year did Kazakhstan move its capital from Almaty to Astana? Answer with the four-digit year only.
In what year was Voyager 1 launched? Answer with the four-digit year only.
Norway is a member of the European Union. Answer true or false.
Airport code FCO belongs to the main international airport of which city? Answer with the city name only.
What is the longest river in Asia? Answer with the English river name only, without the word River.
What is the SI unit of electrical resistance? Answer with the unit name only, in lowercase.
Which founder of Blue Origin also founded Amazon? Answer with the surname only.
In what year did the Tunguska event flatten forest in Siberia? Answer with the four-digit year only.
What is the SI base unit of amount of substance? Answer with the unit name only, in lowercase.
What is the largest country in Africa by area? Answer with the country name only.
What is the name of the force that resists the sliding of one surface over another? Answer with the one-word name only, in lowercase.
In what year was Space Shuttle Columbia lost during re-entry? Answer with the four-digit year only.
How many Space Shuttle orbiters flew in space? Answer with the whole number only.
What is the capital of Finland? Answer with the city name only.
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 what year did Yang Liwei become China's first astronaut in space? Answer with the four-digit year only.
In what year did Isaac Newton die? Answer with the four-digit year only.
In what year was Neptune discovered? Answer with the four-digit year only.
What is the SI base unit of thermodynamic temperature? Answer with the unit name only, in lowercase.