9 questions across 3 rounds · tap a question to reveal its answer
In the news recently...
Which company founded by Elon Musk has filed for a stock market debut, a move that could reportedly make him a trillionaire?
💡 SpaceX
A painting called Number 7A, 1948 recently sold for a record $181 million at auction. Which American abstract expressionist created it?
💡 Jackson Pollock
Which British tennis player qualified for his first ever Grand Slam main draw at the French Open?
💡 Toby Samuel
Mixed bag
What is the name of the process by which water vapour cools and turns back into liquid water — the phenomenon responsible for droplets forming on a cold glass on a warm day?
💡 Condensation
Which Russian author created the doomed romantic heroine Anna Karenina, whose tragic love affair with the dashing Count Vronsky unfolds against the backdrop of 19th-century Russian high society?
💡 Leo Tolstoy
In thermodynamics, what name is given to the idealised reversible cycle, consisting of two isothermal and two adiabatic processes, that operates at the maximum theoretical efficiency possible for a heat engine working between two given temperatures?
💡 Carnot cycle
On this date (22 May)
On 22 May 1990, which two countries were formally reunified after being divided since the end of World War Two, creating a single republic on the Arabian Peninsula?
💡 North Yemen and South Yemen (or: Yemen)
On 22 May 1960, the most powerful earthquake ever recorded struck the coast of which South American country, registering 9.5 on the moment magnitude scale?
💡 Chile
On 22 May 1939, Nazi Germany and Fascist Italy signed a military alliance known by what three-word name, formalising their partnership ahead of World War Two?
RoundCraft