Which chemical compound is the main acid in vinegar?
Answer
Acetic acid
89685 Intermediate Trivia Questions
89685 public questions at this depth. How many can you answer?
What was the name of the 1956 computer program that proved theorems in symbolic logic?
Answer
Logic Theorist
Which OpenAI text-to-image model was released in April 2022?
Answer
DALL-E 2
What was the first AI-generated artwork sold at a major auction, created by the Paris-based collective Obvious?
Answer
Portrait of Edmond de Belamy
Which British dessert bakes slices of buttered bread with an egg-and-milk custard?
Answer
Bread and butter pudding
Which British cake has a checkerboard centre and is covered in marzipan?
Answer
Battenberg cake
Which British dessert is a baked pudding of breadcrumbs, raspberry jam, custard, and meringue?
Answer
Queen of puddings
Which British sausage is made with blood, pork fat, oatmeal, and spices?
Answer
Black pudding
How long did Thomas Edison’s first successful incandescent lamp reportedly burn?
Answer
About 13.5 hours
How many U.S. patents did Thomas Edison hold?
Answer
1,093
Which U.S. award did Thomas Edison receive in 1928?
Answer
Congressional Gold Medal
On what date did Thomas Edison’s Pearl Street Station begin operating?
Answer
September 4, 1882
On what date did Apollo 12 land near the Moon’s Surveyor 3 spacecraft?
Answer
November 19, 1969
How many kilograms of lunar material did Apollo 11 return to Earth?
Answer
21.55 kilograms
Who was the first person to hit a golf ball on the Moon?
Answer
Alan Shepard
Who photographed the famous Earthrise image during Apollo 8?
Answer
William Anders
On 27 October 1961, which Cold War confrontation took place at Checkpoint Charlie?
Answer
U.S.–Soviet tank standoff
What did Walter Ulbricht famously claim about the Berlin Wall before it was built?
Answer
Nobody intends to build a wall
Which U.S. president authorized the Berlin Airlift in 1948?
Answer
Harry S. Truman
Which musician gave a major concert in East Berlin in 1988, drawing about 300,000 people?
Answer
Bruce Springsteen