Daily Trivia Quiz - Day 192 (2026-05-11)

Question 1

Why are many surgical scrubs green or blue instead of bright white?

Accepted Answer

They can reduce glare and red afterimages

Answer

They sterilize themselves in room light

Answer

They hide all stains completely

Answer

They are invisible on X-rays

Question 2

Why is sitting on a thick wallet in one back pocket uncomfortable for many people?

Accepted Answer

It can tilt the pelvis while seated

Answer

It cools one side of the spine

Answer

It blocks blood flow to both feet equally

Answer

It magnetizes the hip joint

Question 3

Before it meant a money holder, what did the word 'wallet' originally refer to in Middle English?

Accepted Answer

A bag for carrying food or provisions on a journey

Answer

A small leather pouch for coins

Answer

A traveler's belt with hidden pockets

Answer

A document holder for merchants

Question 4

Why is a chef's jacket traditionally double-breasted?

Accepted Answer

The front can be reversed to hide stains

Answer

It stores knives inside both sleeves

Answer

It proves the chef owns the restaurant

Answer

It keeps food hot after cooking

Question 5

Why do baseball managers wear the same style of uniform as players?

Accepted Answer

Managers historically came from on-field player roles

Answer

League rules require all coaches to bat

Answer

It makes them run faster to the mound

Answer

It lets fans trade jerseys during games

Question 6

What tiny structures often help reflective tape send light back toward its source?

Accepted Answer

Glass beads or corner-cube prisms

Answer

Miniature batteries and LEDs

Answer

Magnetized cotton threads

Answer

Liquid ink reservoirs

Question 7

Why does a backpack hip belt make a heavy load feel easier to carry?

Accepted Answer

It shifts much of the weight to the hips

Answer

It makes the pack weigh less

Answer

It stretches the shoulder straps longer

Answer

It traps air under the pack

Question 8

Why can a mechanical watch keep ticking without a battery?

Accepted Answer

It stores energy in a wound mainspring

Answer

It uses static electricity from the dial

Answer

It absorbs radio waves from clocks nearby

Answer

It runs on the weight of the crystal

Question 9

Early rubber surgical gloves at Johns Hopkins were not first adopted mainly for sterility. Whose hands were they made to protect?

Accepted Answer

A nurse's hands, irritated by harsh chemical disinfectants

Answer

A surgeon's hands from post-operative infection

Answer

A patient's skin from metal surgical instruments

Answer

A pharmacist's hands from toxic compounds

Question 10

In medieval and Renaissance Europe, what did throwing a glove at someone's feet formally signal?

Accepted Answer

A challenge to a duel

Answer

An offer of marriage

Answer

A declaration of surrender

Answer

A request for a formal truce