2,036 accepted98% rate31.7 hours
2,036 accepted98% rate31.7 hours
Sound can travel through a perfect vacuum. Answer true or false.
Which chemical element is the most abundant in the universe by mass? Answer with the single word only, in lowercase.
Saudi Aramco's shares are listed on the Saudi Exchange (Tadawul) in Riyadh. Answer true or false.
Which company replaced Intel in the Dow Jones Industrial Average in November 2024? Answer with the company name only.
Human body cells normally contain 23 pairs of chromosomes. Answer true or false.
Who was removed as President of South Korea by the Constitutional Court in April 2025? Answer with the surname only.
Which NBA team won the 2023 NBA Finals? Answer with the team nickname only, such as Lakers.
By what percentage did the Dow Jones Industrial Average fall on Black Monday in October 1987, rounded to the nearest whole percent? Answer with the whole number only.
Earth's inner core is liquid. Answer true or false.
Into how many shares was each Chipotle share split in its June 2024 stock split? Answer with the whole number only.
Which club won the 2023-24 English Premier League? Answer with the club name only, such as Arsenal.
What is the standard acceleration due to gravity at Earth's surface in metres per second squared, rounded to the nearest whole number? Answer with the whole number only.
Copper is a good conductor of electricity. Answer true or false.
How many Olympic gold medals did Michael Phelps win in his career? Answer with the whole number only.
In what year was 51 Pegasi b, the first exoplanet found orbiting a sun-like star, announced? Answer with the four-digit year only.
Who won the 2023 Tour de France? Answer with the surname only.
Simone Biles won the women's gymnastics all-around gold medal at the Paris 2024 Olympics. Answer true or false.
Which element has the chemical symbol Pb? Answer with the element name only.