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Australia is both a country and a continent. Answer true or false.
How many degrees of longitude does one standard time zone span? Answer with the whole number only.
Who led the team that built Chicago Pile-1, the first nuclear reactor? Answer with the surname only.
Mercury has at least one natural moon. Answer true or false.
Who was the first person to walk on the Moon? Answer with the surname only.
In what year did Henry Cavendish carry out his experiment to measure the density of the Earth? Answer with the four-digit year 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 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 did Amelia Earhart disappear over the Pacific? Answer with the four-digit year only.
In what year did the Airbus A380 enter commercial service? Answer with the four-digit year only.
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.
What is the name of China's space station? Answer with the one-word name only.
How many airlines founded Star Alliance? Answer with the whole number only.
In what year was Ivy Mike, the first full-scale hydrogen bomb test, detonated? Answer with the four-digit year only.
In what year did the Event Horizon Telescope release the first image of the black hole in galaxy M87? Answer with the four-digit year only.
What is the SI unit of magnetic flux? Answer with the unit name only, in lowercase.
In what year did the Boeing 707 enter commercial service? Answer with the four-digit year only.
The Moon has a thick atmosphere. Answer true or false.
Which astronomer formulated the three laws of planetary motion? Answer with the surname only.
What is the capital of Ethiopia? Answer with the city name only.
In what year was Halley's Comet last at perihelion? Answer with the four-digit year 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 Erwin Schrodinger publish his wave equation? Answer with the four-digit year only.