608 accepted99% rate12.1 hours
608 accepted99% rate12.1 hours
Which particle carries the electromagnetic force? Answer with the particle name only, in lowercase.
Australia is both a country and a continent. 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 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.
Istanbul is the capital of Turkey. Answer true or false.
In what year did the Cassini spacecraft end its mission by plunging into Saturn? 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 was the Dominion of Canada formed by Confederation? Answer with the four-digit year only.
In what year did Monarch Airlines collapse? Answer with the four-digit year only.
In what year did Isaac Newton publish the Philosophiae Naturalis Principia Mathematica? 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 Boeing 777 enter commercial service? 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.
Which strait separates Asia from North America? Answer with the strait name only, without the word Strait.
Concorde cruised faster than the speed of sound. Answer true or false.
What is the height of K2 in meters, as usually cited? Answer with the whole number only.
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.
In what year did the Channel Tunnel open? Answer with the four-digit year only.
Buzz Aldrin was the first person to step onto the Moon. Answer true or false.
How many protons are in the nucleus of a uranium atom? Answer with the whole number only.
In what year did Mars Pathfinder land on Mars with the Sojourner rover? Answer with the four-digit year only.