678 accepted98% rate8.2 hours
678 accepted98% rate8.2 hours
Sound travels faster in water than in air. Answer true or false.
In what year was the Boeing 737 MAX grounded worldwide after two crashes? Answer with the four-digit year only.
In what year was the SkyTeam airline alliance founded? Answer with the four-digit year only.
How many countries share a land border with Germany? Answer with the whole number only.
Who was the first human in space? Answer with the surname only.
Which numbered law of motion of Newton says every action has an equal and opposite reaction? Answer with the whole number only.
Which asteroid moon did NASA's DART spacecraft hit in 2022? Answer with the name only.
In what year did IndiGo operate its first flight? Answer with the four-digit year only.
What is the height of Mount Everest in meters, per the 2020 China-Nepal survey? Answer with the whole number only.
The shore of the Dead Sea lies below sea level. Answer true or false.
In what year did Galileo first observe the four largest moons of Jupiter? Answer with the four-digit year only.
Who was the first woman in space? Answer with the surname only.
Which country entirely surrounds Lesotho? Answer with the country name only.
How many stages did the Saturn V rocket have? Answer with the whole number only.
What is the capital of Hungary? Answer with the city name only.
What is the two-character IATA code of British Airways? Answer with the two-character code only.
In what year was the Fukushima Daiichi nuclear accident? Answer with the four-digit year only.
What is the two-character IATA code of EVA Air? Answer with the two-character code only.
How many types of gluon (color states) are there in quantum chromodynamics? Answer with the whole number only.
How many valence quarks does a proton contain? Answer with the whole number only.
Qantas is the flag carrier of Australia. Answer true or false.
What is the SI base unit of luminous intensity? Answer with the unit name only, in lowercase.
What is the capital of the US state of California? Answer with the city name only.
In what year was Sputnik 1 launched? Answer with the four-digit year only.
In what year did Albert Einstein present the field equations of general relativity? Answer with the four-digit year only.