[Challenging] General Knowledge Quiz Compilation: Difficult and Interesting Multiple-Choice Questions (3 Options)

It doesn’t melt

Because ice cannot efficiently absorb microwave energy, heating it in a microwave mostly evaporates surface moisture, and heat doesn’t easily reach the center, so it doesn’t melt right away. In practice, a thin layer of water on the outside of the ice absorbs the microwaves and warms up, gradually melting the ice from the outside in, but ice does not melt in a microwave as efficiently as one might intuitively expect.

Witch’s Strike

In Germany, a sudden lower back strain is called “Hexenschuss.” Literally, it means “witch’s shot” or “witch’s strike.” The expression likens the sudden, unexpected onset of sharp lower back pain to being struck by a witch’s magic.

I'm not thinking about anything.

The Thinker is a famous sculpture created by Auguste Rodin that depicts a man deep in contemplation. However, there is no definitive answer as to what the figure is thinking; it leaves interpretation to the viewer. In that sense, the statue itself can be said to be “thinking about nothing.” Through its form, the sculpture invites viewers to form their own interpretations.

Beige

The color of the universe is a beige-like hue, also known as “cosmic latte.” Astronomers at Johns Hopkins University named this color after analyzing the spectrum of light from the entire universe. Their results show that the average light from countless stars blends together to produce this specific color.

50 pieces

The stars depicted on the United States flag represent the 50 states that make up the country. Each star symbolizes one state, and the number of stars matches the number of states. When Alaska and Hawaii were admitted as states in 1959, the number of stars became 50.