2,208 accepted98% rate26.3 hours
2,208 accepted98% rate26.3 hours
What is the capital of the US state of California? Answer with the city name only.
What is the capital of Senegal? Answer with the city name only.
In what year was Sputnik 1 launched? Answer with the four-digit year only.
In what year did Southwest Airlines operate its first flights? Answer with the four-digit year only.
The Boeing 787 airframe is made largely of carbon-fiber composite. Answer true or false.
How many Earth days long is a Martian year? Answer with the whole number rounded to the nearest day.
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.
How many states does Mexico have, not counting Mexico City? Answer with the whole number only.
What is the SI unit of magnetic flux density? Answer with the unit name only, in lowercase.
In what year did Albert Einstein publish his paper 'On the Electrodynamics of Moving Bodies', introducing special relativity? Answer with the four-digit year only.
What is the world's largest island that is not a continent? Answer with the name only.
What is the capital of the Philippines? Answer with the city name only.
In which country is Mount Kilimanjaro? Answer with the country name 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 capital of Canada? Answer with the city name only.
On which planet is Olympus Mons? Answer with the name only.
What is the height of Aconcagua in meters, as usually cited? Answer with the whole number only.
What is the smallest US state by area? Answer with the name only.
In what year did Eritrea become formally independent from Ethiopia? Answer with the four-digit year only.
What is the capital of Argentina? Answer with the city name only.
What is the IATA code of Beijing Capital International Airport? Answer with the three-letter code only.
Emirates is headquartered in Abu Dhabi. Answer true or false.
In what year did NASA's DART spacecraft impact the asteroid Dimorphos? Answer with the four-digit year only.
Who was the first American in space, in 1961? Answer with the surname only.