806 accepted91% rate11.3 hours
806 accepted91% rate11.3 hours
In what year did Carl Anderson discover the positron? Answer with the four-digit year only.
What is the capital of the US state of Washington? Answer with the city name only.
In what year did the Swissair fleet grounding occur? Answer with the four-digit year only.
What is the standard mains frequency of the electricity grid in the United States, in hertz? Answer with the whole number only.
Which river flows through Baghdad? Answer with the river name only, without the word River.
What is the capital of Nepal? Answer with the city name only.
In what year was the first Bose-Einstein condensate produced in a laboratory? Answer with the four-digit year only.
In which French city are the main final assembly lines for the Airbus A350 located? Answer with the city name only.
The Amazon River flows into the Pacific Ocean. Answer true or false.
Which moon of Jupiter is the most volcanically active body in the Solar System? Answer with the name 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 did Air France Flight 4590, a Concorde, crash after takeoff from Paris? Answer with the four-digit year only.
In what year did J. J. Thomson announce the discovery of the electron? Answer with the four-digit year only.
Which country entirely surrounds Lesotho? Answer with the country name only.
In what year did Chandrayaan-3 land near the lunar south pole? Answer with the four-digit year only.
Who invented the voltaic pile in 1800? Answer with the surname only.
How many countries does the Danube flow through? Answer with the whole number only.
What is the two-character IATA code of British Airways? Answer with the two-character code only.
In what year did STS-1, the first Space Shuttle mission, launch? Answer with the four-digit year only.
In what year did Paul Dirac and Erwin Schrodinger share the Nobel Prize in Physics? Answer with the four-digit year only.
The mass of the Higgs boson is about how many GeV? Answer with the whole number rounded to the nearest GeV.
How many characters long is an IATA airport code? Answer with the whole number only.
What is the two-character IATA code of United Airlines? Answer with the two-character code only.
What is the spin of the Higgs boson? Answer with the whole number only.
Who formulated the exclusion principle, which says two electrons cannot share the same quantum state? Answer with the surname only.