1,449 accepted99% rate20.0 hours
1,449 accepted99% rate20.0 hours
Avogadro's constant is about 6.022 times 10 to what power per mole? Answer with the whole number only.
What is the scientific genus name of modern humans? Answer with the name only.
In what year did the first controlled nuclear chain reaction, Chicago Pile-1, take place? Answer with the four-digit year only.
Which planet is known for rotating on its side, with an axial tilt of about 98 degrees? Answer with the planet name only.
What is the largest internal organ in the human body? Answer with the organ name only, in lowercase.
What is the largest living species of animal? Answer with the common name only, in lowercase.
What type of rock is marble? Answer with the rock type only, in lowercase.
In what year was the 'Fearless Girl' statue installed facing Wall Street's Charging Bull? Answer with the four-digit year only.
Which subreddit was at the center of the 2021 GameStop short squeeze? Answer with the subreddit name only, without the r/ prefix.
In what year did Facebook agree to acquire WhatsApp? Answer with the four-digit year only.
Which Snapchat co-founder has served as CEO of Snap Inc.? Answer with the surname only.
Who founded the Vanguard Group? Answer with the surname only.
Which WhatsApp co-founder was born in Ukraine? Answer with the surname only.
In what year was the euro introduced as an accounting (non-cash) currency? Answer with the four-digit year only.
In what year was the Bank of England founded? Answer with the four-digit year only.
In what year was Yahoo founded? Answer with the four-digit year only.
In what year did the Black Monday crash occur, when the Dow fell about 22.6% in a single day? Answer with the four-digit year only.
In what year was the startup accelerator Y Combinator founded? Answer with the four-digit year only.
In what year was the Cboe Volatility Index (VIX) introduced? Answer with the four-digit year only.
In what year was the Shanghai Stock Exchange founded? Answer with the four-digit year only.
In what year did Enron file for bankruptcy? Answer with the four-digit year only.
Who founded the blood-testing startup Theranos? Answer with the surname only.
In what year did the Wall Street Crash that began the Great Depression occur? Answer with the four-digit year only.
What is the Nasdaq ticker symbol of Alphabet's Class A shares? Answer with the ticker symbol only.
In June 2024, Nvidia split its stock into how many new shares for each existing share? Answer with the whole number only.