Daily Trivia Quiz - Day 130 (2026-02-17)

Question 1

In the Arnolfini Portrait, a tiny curved mirror on the back wall reveals extra people not obvious in the main scene. What kind of mirror is it?

Accepted Answer

Convex mirror

Question 2

After visitors' breath began damaging ancient cave paintings in France, experts built highly accurate copies for the public. What did they open instead of the original cave?

Accepted Answer

Replica caves

Question 3

In Nicaragua, deaf children from different homes met at school and built a full language together in one generation. What language emerged?

Accepted Answer

Nicaraguan Sign Language

Question 4

In Guugu Yimithirr, people often avoid left and right and instead use what style of directions, even for small spaces?

Accepted Answer

Cardinal directions

Question 5

Kuuk Thaayorre speakers often gesture about time as if it moves across space following the sun. In which direction is time commonly mapped?

Accepted Answer

East to west

Question 6

When whole garlic is aged slowly at low heat, it turns dark and tastes sweet instead of sharp. What is this product called?

Accepted Answer

Black garlic

Question 7

What unusual physical trait made a Kentucky family famous, caused by an inherited blood disorder that affected oxygen transport?

Accepted Answer

Blue-tinted skin

Question 8

Some underwater workers spend weeks in a pressurized living chamber before returning to normal air. What kind of jobs need this setup?

Accepted Answer

Deep-sea maintenance and construction

Question 9

Why were some male opera singers castrated before puberty in early European opera history?

Accepted Answer

To preserve their high-pitched voice while gaining adult lung power

Question 10

Before electric telegraphs, some countries sent urgent news across long distances by putting watchers on towers. What did those towers pass from hill to hill?

Accepted Answer

Signal arm patterns