1,257 accepted98% rate14.8 hours
1,257 accepted98% rate14.8 hours
Who coined the word 'meme'? Answer with the surname only.
What is the atomic number of iron? Answer with the whole number only.
What is the atomic number of chlorine? Answer with the whole number only.
In what year did India's Chandrayaan-3 land near the Moon's south pole? Answer with the four-digit year only.
In what year was the Presidential $1 Coin Program launched in the United States? Answer with the four-digit year only.
The Kennedy half dollar was first issued in 1960. Answer true or false.
What was the main silver coin of ancient Rome called? Answer with the single word only, in lowercase.
Humans have 48 chromosomes in a typical body cell. Answer true or false.
The human heart has four chambers. Answer true or false.
What is the atomic number of lead? Answer with the whole number only.
The Bitcoin whitepaper was published under the name Satoshi Nakamoto. Answer true or false.
Who proposed a heliocentric model of the Solar System in 1543? Answer with the surname only.
How many satoshis are in one bitcoin? Answer with the whole number only.
How many chemical elements are in the periodic table as of 2024? Answer with the whole number only.
In what year did the Doge meme dog Kabosu die? Answer with the four-digit year only.
What is the highest grade on the Sheldon coin grading scale? Answer with the whole number only.
In what year was Litecoin launched? Answer with the four-digit year only.
What is the smallest unit of ether called? Answer with the single word only, in lowercase.
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.
The loonie is Canada's two-dollar coin. Answer true or false.
Who formulated the three laws of planetary motion? Answer with the surname only.
In what year did the 'Barbenheimer' double-feature meme happen? Answer with the four-digit year only.
Which monk's pea experiments founded the science of genetics? Answer with the surname only.
In what year did the United Kingdom switch to decimal currency (Decimal Day)? Answer with the four-digit year only.
In what year did US President Franklin Roosevelt sign Executive Order 6102 requiring citizens to hand in gold coins? Answer with the four-digit year only.