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 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.
How many pascals are in one standard atmosphere, exactly? Answer with the whole number 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.
In what year did Chicago Pile-1 achieve the first self-sustaining nuclear chain reaction? Answer with the four-digit year only.
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.
Who was the first human in space? Answer with the surname only.
In what year did Mars Pathfinder land on Mars with the Sojourner rover? Answer with the four-digit year only.
In what year did the Swissair fleet grounding occur? Answer with the four-digit year only.
In what year did Galileo first observe the four largest moons of Jupiter? Answer with the four-digit year only.
In what year was sovereignty over Hong Kong transferred from the United Kingdom to China? Answer with the four-digit year only.
In what year was the first Bose-Einstein condensate produced in a laboratory? Answer with the four-digit year only.
In what year did Georg Ohm publish the law relating voltage, current and resistance? Answer with the four-digit year only.