MediumScience
"I am a sequence where each number is the sum of the two before it. I appear in flower petals, shell spirals, and pine cones. I start 1, 1, 2, 3, 5, 8... What am I?"
Answer
The Fibonacci Sequence
Explanation
The Fibonacci sequence begins 1, 1, 2, 3, 5, 8, 13, 21... Each number is the sum of the two preceding ones. It appears throughout nature — the number of petals on flowers, the spiral of shells, the branching of trees — all frequently follow Fibonacci numbers.
This is a medium riddle in the Science category — Riddles about physics, space, biology and the laws of the universe.
Tags:mathsnaturescience
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