1,465 accepted98% rate13.1 hours
1,465 accepted98% rate13.1 hours
What is the term for the 'heads' side of a coin? Answer with the single word only, in lowercase.
What is the total supply of XRP that was created, in whole coins? Answer with the whole number only.
What was the surname used by Bitcoin's pseudonymous creator? Answer with the surname only.
Which planet has the hottest average surface temperature? Answer with the name only.
Ethereum now uses proof of stake. Answer true or false.
In what year was the American Silver Eagle bullion coin first issued? Answer with the four-digit year only.
Every how many blocks does the bitcoin block subsidy halve? Answer with the whole number only.
Which hashing algorithm does Litecoin use for proof of work? Answer with the single word only, in lowercase.
What is the smallest unit of Cardano's ADA called? Answer with the single word only, in lowercase.
The British 50p coin is a perfect circle. Answer true or false.
Every how many blocks does Bitcoin adjust its mining difficulty? Answer with the whole number only.
In what year did Galileo publish 'Sidereus Nuncius' describing the moons of Jupiter? Answer with the four-digit year only.
In what year was the Trinity test, the first nuclear explosion? Answer with the four-digit year only.
In what year was the Human Genome Project declared complete? Answer with the four-digit year only.
In what year did Uniswap airdrop its UNI governance token? Answer with the four-digit year only.
What is the atomic number of sodium? Answer with the whole number only.
How many sides does the Australian 50-cent coin have? Answer with the whole number only.
Which country uses the 'loonie' as its one-dollar coin? Answer with the country name only.
In what year did the 'Coffin Dance' (Ghanaian pallbearers) meme go viral? Answer with the four-digit year only.
Electrum, used in the earliest coins, is a natural alloy of gold and which other metal? Answer with the single word only, in lowercase.
What is the SI base unit of temperature? Answer with the single word only, in lowercase.
Who designed the first widely used emoji set in 1999? Answer with the surname only.
In what year was the Kennedy half dollar first issued? Answer with the four-digit year only.
Which planet is known as the Red Planet? Answer with the name only.
On which blockchain was the $TRUMP memecoin launched? Answer with the name only.