A Little Morning Wonder

Daybreak Trivia for October 19, 2026. Ten questions, each with a short explanation.

1. Atoms of the same element that have different numbers of neutrons are called what?
2. What do New Caledonian crows shape from twigs to help pull hidden prey from crevices?
3. Across the Hawaiian volcanic island chain, in which direction do the islands become geologically older?
4. In the traditional qanat irrigation systems of Iran, what moves water through the gently sloping underground tunnel?
5. Which traditional quilt pattern builds a spiral of narrow fabric strips around a center square?
6. On a classic chain-lift roller coaster, what does the lift chain do?
7. In ramen-style wheat noodles, kansui is chiefly which kind of ingredient?
8. In a standard swim-bike-run triathlon, which change is called Transition 1, or T1?
9. In the common English-language distinction, what separates an acronym from an initialism?
10. What useful action does a spring hinge provide on a door?