Daily Trivia Quiz - Day 62 (2025-12-11)

Question 1

Why have some ancient Roman harbor walls survived pounding seawater for thousands of years better than many modern concrete piers?

Accepted Answer

Roman concrete's volcanic ash reacts with seawater to form new strengthening crystals

Question 2

Why can the same perfume smell different on two people?

Accepted Answer

Skin chemistry changes how the fragrance breaks down

Question 3

In 17th-century London, what nickname did coffeehouses earn because one cheap drink let you join serious debates?

Accepted Answer

Penny universities

Question 4

What technique lets wind and brass players keep a note going while breathing by storing air in their cheeks?

Accepted Answer

Circular breathing

Question 5

Which desert in Chile is so Mars-like that space agencies test rovers there?

Accepted Answer

The Atacama Desert

Question 6

Which sensor (or combination of sensors) in your phone primarily detects whether you’re holding it in portrait or landscape orientation?

Accepted Answer

Accelerometer and gyroscope (IMU)

Question 7

Which winter sport combines cross-country skiing with rifle shooting in the same race?

Accepted Answer

Biathlon

Question 8

Which unsettling musical interval was nicknamed 'the devil in music' in medieval Europe?

Accepted Answer

The tritone

Question 9

Which sport traditionally uses a ball stitched from 32 panels to approximate a sphere?

Accepted Answer

Association football (soccer)

Question 10

The name 'Pokemon' comes from shortening what phrase?

Accepted Answer

Pocket monsters