IYPT 2000, Задачи на турнира — Задача 16. Coloured sand

13th IYPT (2000)

Заглавие в източника

Source: metal.elte.hu 2000
Selected at the Preparatory Seminar in Visegrád on October 22—24, 1999
Exemplary solutions for 2000 →

Условие

Allow a mixture of differently coloured, granular materials to trickle into a transparent, narrow container. The materials build up in distinct bands. Investigate and explain this phenomenon.

Решение

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Оригинал в Архива: 2000.txt