1,563 accepted96% rate27.9 hours
1,563 accepted96% rate27.9 hours
What is the capital of Morocco? Answer with the city name only.
Marie Curie won Nobel Prizes in both physics and chemistry. Answer true or false.
What is the two-character IATA code of Qatar Airways? Answer with the two-character code only.
How many degrees of longitude does one standard time zone span? Answer with the whole number only.
How many cantons does Switzerland have? Answer with the whole number only.
Which airline alliance does British Airways belong to? Answer with the alliance's full name.
Australia is both a country and a continent. Answer true or false.
Mercury has at least one natural moon. Answer true or false.
In what year did Pierre Agostini, Ferenc Krausz and Anne L'Huillier win the Nobel Prize in Physics for attosecond light pulses? Answer with the four-digit year only.
In what year was Skylab launched? Answer with the four-digit year only.
In what year did Amelia Earhart disappear over the Pacific? Answer with the four-digit year only.
In what year was Ivy Mike, the first full-scale hydrogen bomb test, detonated? Answer with the four-digit year only.
In what year did the Boeing 707 enter commercial service? Answer with the four-digit year only.
What is the SI unit of magnetic flux? Answer with the unit name only, in lowercase.
What is the capital of Ethiopia? Answer with the city name only.
In what year did the Philae lander touch down on a comet? Answer with the four-digit year only.
How many regions does metropolitan France have? Answer with the whole number only.
How many natural moons does Mars have? Answer with the whole number only.
In what year was Halley's Comet last at perihelion? Answer with the four-digit year only.
In what year did Erwin Schrodinger publish his wave equation? Answer with the four-digit year only.
In what year did Werner Heisenberg publish the uncertainty principle? Answer with the four-digit year only.
In what year did Japan Airlines Flight 123 crash, the deadliest single-aircraft accident? Answer with the four-digit year only.
In what year did the Airbus A350 enter commercial service? Answer with the four-digit year only.
Photons have zero rest mass. Answer true or false.
In what year was the Dominion of Canada formed by Confederation? Answer with the four-digit year only.