661 accepted97% rate10.7 hours
661 accepted97% rate10.7 hours
Who was the first American woman in space? Answer with the surname only.
In a vacuum, a heavy object falls faster than a light one. Answer true or false.
A day on Venus (one sidereal rotation) is longer than a year on Venus. Answer true or false.
In what year was Sputnik 1 launched? Answer with the four-digit year only.
In what year did Albert Einstein present the field equations of general relativity? Answer with the four-digit year 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.
In what year did the Boeing 787 Dreamliner enter commercial service? Answer with the four-digit year only.
What was the name of the helicopter that flew on Mars in 2021? Answer with the name only.
Which astronomer published the heliocentric model in 1543? Answer with the surname only.
What is the brightest star in the night sky? Answer with the name only.
What is the SI unit of power? Answer with the unit name only, in lowercase.
What is the driest non-polar desert in the world, in Chile? Answer with the desert name only, without the word Desert.
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.
In what year did Airbus deliver the last A380? Answer with the four-digit year only.
In what year did NASA's DART spacecraft impact the asteroid Dimorphos? Answer with the four-digit year only.
What is the capital of the US state of New York? Answer with the city name only.
In what year was the Mir space station deorbited? Answer with the four-digit year only.
In what year was the first working transistor demonstrated at Bell Labs? Answer with the four-digit year only.
How many joules are in one kilowatt-hour? Answer with the whole number only.
In what year did JetBlue operate its first flight? Answer with the four-digit year only.
What is the two-character IATA code of Aer Lingus? Answer with the two-character code only.
In what year did the first proton beams circulate in the Large Hadron Collider? Answer with the four-digit year only.
What was the call sign of the Apollo 11 command module? Answer with the name only.
In what month of 2020 did Donald Trump announce he had tested positive for COVID-19? Answer with the month number (1-12) only.
What was the US government programme launched in 2020 to speed COVID-19 vaccine development? Answer with its full name, e.g. 'Operation X Y'.