609 accepted98% rate10.7 hours
609 accepted98% rate10.7 hours
The human heart has four chambers. Answer true or false.
What is the atomic number of tungsten? Answer with the whole number only.
Who proposed a heliocentric model of the Solar System in 1543? Answer with the surname only.
In what year did the Doge meme dog Kabosu die? Answer with the four-digit year only.
In what year was Litecoin launched? Answer with the four-digit year only.
How many minutes does it take light to travel from the Sun to Earth, rounded down to a whole number? Answer with the whole number only.
In which US state is the United States Bullion Depository at Fort Knox? Answer with the name only.
Which software engineer co-created Dogecoin with Jackson Palmer? Answer with the surname only.
The Ice Bucket Challenge raised money for ALS research. Answer true or false.
In what year was the Vine app shut down? Answer with the four-digit year only.
Which American writer was the first woman honored in the American Women Quarters program in 2022? Answer with the surname only.
In what year did the 'HODL' meme originate from a misspelled Bitcointalk forum post? Answer with the four-digit year only.
Diamonds are made of silicon. Answer true or false.
In what year was the $TRUMP memecoin launched? Answer with the four-digit year only.
How many shillings was the British guinea fixed at from 1717? Answer with the whole number only.
How many bones does a typical adult human have? Answer with the whole number only.
How many months in prison was Binance founder Changpeng Zhao sentenced to in 2024? Answer with the whole number only.
In what year was the Roosevelt dime first issued? Answer with the four-digit year only.
In what year was the Hubble Space Telescope launched? Answer with the four-digit year only.
What is the chemical symbol for silver? Answer with the chemical symbol only.
Jupiter is the largest planet in the Solar System. Answer true or false.
In what year did the 'OK boomer' catchphrase go viral? Answer with the four-digit year only.
Which country's 5-yen and 50-yen coins have a hole in the middle? Answer with the country name only.
Bitcoin mining uses the SHA-256 hash function. Answer true or false.
In what year was the American Silver Eagle bullion coin first issued? Answer with the four-digit year only.