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Sound can travel through a perfect vacuum. Answer true or false.
In what year did Angela Merkel leave office as German Chancellor? Answer with the four-digit year only.
Spiders are insects. Answer true or false.
The Nikkei 225 is the main stock index of South Korea. Answer true or false.
What is the ticker of the SPDR S&P 500 ETF Trust? Answer with the ticker symbol only, in uppercase.
Which club won the 2023-24 English Premier League? Answer with the club name only, such as Arsenal.
Emmanuel Macron was elected to a third term as French president in 2022. Answer true or false.
In what year did Apple's market value first close above $3 trillion? Answer with the four-digit year only.
Which planet had the most confirmed moons at the end of 2024? Answer with the planet name only.
Who became Prime Minister of Thailand in August 2024? Answer with the surname only.
In what year did Airbnb hold its initial public offering? Answer with the four-digit year only.
What papal name did Robert Prevost take when elected pope in May 2025? Answer with the papal name only, such as John Paul II.
Which NHL team lost the 2024 Stanley Cup Final? Answer with the team nickname only, such as Bruins.
Who became Prime Minister of Italy in October 2022? Answer with the surname only.
Jupiter is a rocky terrestrial planet. Answer true or false.
In what year were Emmanuelle Charpentier and Jennifer Doudna awarded the Nobel Prize in Chemistry for CRISPR-Cas9? Answer with the four-digit year only.
In what year did Rivian hold its initial public offering? Answer with the four-digit year only.
The Dow Jones Industrial Average is a price-weighted index. Answer true or false.
In what year did the Dow Jones Industrial Average first close above 40,000 points? Answer with the four-digit year only.
In what year did Apple hold its initial public offering? Answer with the four-digit year only.
Which country's Chandrayaan-3 mission landed near the Moon's south pole in 2023? Answer with the country name only.
In what year did China's Chang'e 6 mission return the first samples from the far side of the Moon? Answer with the four-digit year only.
Who won the 2024 French Open men's singles title? Answer with the surname only.
Who won the 2024 US Open men's singles title? Answer with the surname only.
Who was Chief Justice of the United States in 2025? Answer with the surname only.