Mathematical and Physical Journal
for High Schools
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I want the old design back!!! :-)

Problem P. 3993. (September 2007)

P. 3993. Pour some soda water or soft drink to a glass and drop some raisins into it.

Observe what happens in the next few minutes.

Explain your observation.

(3 pont)

Deadline expired on October 11, 2007.


175 students sent a solution.
3 points:93 students.
2 points:41 students.
1 point:27 students.
0 point:13 students.
Unfair, not evaluated:1 solution.

Problems in Physics of KöMaL, September 2007