1,448 accepted99% rate19.9 hours
1,448 accepted99% rate19.9 hours
Which airline alliance does British Airways belong to? Answer with the alliance's full name.
Which is the larger of the two moons of Mars? Answer with the name only.
Which airline operates the largest fleet of Airbus A380s? Answer with the airline name only.
Who was the first person to walk on the Moon? Answer with the surname only.
In what year was Skylab launched? Answer with the four-digit year only.
Neil Armstrong was the commander of Apollo 11. Answer true or false.
In what year did a door plug blow out of an Alaska Airlines Boeing 737 MAX 9 over Oregon? Answer with the four-digit year only.
How many airlines founded Star Alliance? Answer with the whole number only.
In what year did the Boeing 707 enter commercial service? Answer with the four-digit year only.
Which astronomer formulated the three laws of planetary motion? Answer with the surname only.
In what year did the Philae lander touch down on a comet? Answer with the four-digit year only.
In what year did American Airlines and US Airways complete their merger? Answer with the four-digit year only.
How many regions does metropolitan France 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 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 did Stephen Hawking die? 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.
In what year was the European Space Agency established? Answer with the four-digit year only.
How many engines does the Airbus A380 have? Answer with the whole number only.
In what year did Monarch Airlines collapse? Answer with the four-digit year only.
In what year did Czechoslovakia split into the Czech Republic and Slovakia? 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.