How many players per team are on the field in association football (soccer)? Answer with the whole number only.
Lionel Messi has won a FIFA World Cup. Answer true or false.
Sound travels faster in water than in air. Answer true or false.
Who became Vice President of the United States in January 2025? Answer with the surname only.
What is the most abundant element in Earth's crust by mass? Answer with the single word only, in lowercase.
In what year was the United States Constitution signed? Answer with the four-digit year only.
Who developed the first polio vaccine licensed in the United States in 1955? Answer with the surname only.
How many member countries did NATO have after Sweden joined in March 2024? Answer with the whole number only.
Which planet is closest to the Sun? Answer with the name only.
What is the capital of Turkey? Answer with the city name only.
What is the hardest naturally occurring mineral? Answer with the single word only, in lowercase.
What is the most abundant element in the universe? Answer with the single word only, in lowercase.
Margaret Thatcher led the UK Labour Party. Answer true or false.
In what year did the Chernobyl nuclear disaster occur? Answer with the four-digit year only.
In what year did Usain Bolt set the 100 metres world record of 9.58 seconds? Answer with the four-digit year only.
Who formulated the three laws of motion published in 1687? Answer with the surname only.
Michael Jordan won all six of his NBA titles with the Chicago Bulls. Answer true or false.
