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Science trivia

Name a famous equation or formula

Everyone has a first answer to “Name a famous equation or formula”. The game is about the second, the third and the tenth: 109 answers are accepted, ranked by how rarely people think of them.

The obvious answers

Say one of these and you stay near the surface, with 10 points.

The next answers people reach for

A step further down, worth 25 points each:

How deep does “Name a famous equation or formula” go?

  1. The Tip5 answers · 10 ptsE=mc2 · a2+b2=c2 · F=ma
  2. Below the Surface15 answers · 25 ptsSchrodinger equation · Maxwell's equations · Einstein field equations …
  3. The Deep35 answers · 50 ptsHidden until you play
  4. The Abyss53 answers · 85 ptsHidden until you play
  5. Below the Iceberg1 answer · 100 ptsOne legendary answer, waiting in the game

The Deep holds 35 answers starting with A, B, C, E, F, G, H, K, L, M, N, P, R, S, T, V and W. The Abyss has 53 more, and one legendary answer waits below them all.

By the numbers

Tips for a rarer answer

Play science trivia nowSee all 109 answers A–Z

Questions about this prompt

What do most people say for “Name a famous equation or formula”?
The usual first answers are E=mc2, a2+b2=c2, F=ma, Euler's identity and Quadratic formula. In Icillion they are worth 10 points each, the least of any level.
How many answers are there to “Name a famous equation or formula”?
109 in all: 5 on The Tip, 15 Below the Surface, 35 in The Deep, 53 in The Abyss, and a single legendary answer Below the Iceberg.
Which answers to “Name a famous equation or formula” are the shortest and the longest?
The shortest accepted answer is “F=ma” and the longest is “Newton's law of universal gravitation”.
How hard is “Name a famous equation or formula”?
Hard. It rewards people who know the subject well. It comes up in Free play on Hard and Mixed.

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Seven prompts a day, twenty seconds each. Obvious answers float on the tip of the iceberg; rare ones sink all the way to the trench.

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