454 accepted98% rate19.1 hours
454 accepted98% rate19.1 hours
How many astronauts flew on Apollo 11? Answer with the whole number only.
In what year was KLM founded? Answer with the four-digit year only.
How many flavors of lepton are there in the Standard Model? Answer with the whole number only.
What is the two-character IATA code of Etihad Airways? Answer with the two-character code only.
What is the two-character IATA code of Lufthansa? Answer with the two-character code only.
Which dwarf planet is the largest object in the asteroid belt? Answer with the name only.
How many planets in the Solar System have ring systems? Answer with the whole number only.
Which airline alliance does British Airways belong to? Answer with the alliance's full name.
Marie Curie won Nobel Prizes in both physics and chemistry. Answer true or false.
Which particle carries the electromagnetic force? Answer with the particle name only, in lowercase.
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 Ivy Mike, the first full-scale hydrogen bomb test, detonated? Answer with the four-digit year only.
How many airlines founded Star Alliance? Answer with the whole number only.
In what year did Stephen Hawking die? Answer with the four-digit year only.
How many natural moons does Mars have? Answer with the whole number only.
In what year did the Cassini spacecraft end its mission by plunging into Saturn? Answer with the four-digit year only.
Which numbered law of motion of Newton is usually written F = ma? Answer with the whole number only.
In what year was the Dominion of Canada formed by Confederation? Answer with the four-digit year only.
The equator passes through Brazil. Answer true or false.
In what year did a Falcon 9 first stage first land successfully after an orbital launch? Answer with the four-digit year only.
In what year did easyJet operate its first flight? Answer with the four-digit year only.
In what year did the Space Shuttle program fly its final mission? Answer with the four-digit year only.
Concorde cruised faster than the speed of sound. Answer true or false.
What is the IATA code of Tokyo Narita International Airport? Answer with the three-letter code only.
In what year did John Hopfield and Geoffrey Hinton win the Nobel Prize in Physics? Answer with the four-digit year only.