Mathematical and Physical Journal
for High Schools
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Problem P. 4008. (October 2007)

P. 4008. On the dashboard of modern cars the warning sign shows that the roads are icy even when the thermometer measuring the outside temperature shows 3 oC. Explain how can the surface of the road cool down below 0 oC, even under these circumstances.

(4 pont)

Deadline expired on November 12, 2007.


Statistics:

126 students sent a solution.
4 points:Blázsik Zoltán, Fekecs Viktória, Guszejnov Dávid, Hofecker Andor, Ji Hai Ou, Kovács 616 Philip, Krämer Zsolt, Nagy 648 Donát, Orosz Ákos, Pál Domonkos, Szabó 666 Dániel, Tene Zsuzsanna, Tolner Ferenc, Varju 105 Tamás.
3 points:Almási 270 Gábor András, Angyal Levente, Cséke Balázs, Csige Péter, Czinder Gábor, Földes Imre, Hajnik Lilla, Kristóf Dávid, Kunsági-Máté Éva, Marák Károly, Máté Márta, Molnár 001 Anikó, Najbauer Eszter Éva, Oleár Gréta Mária, Prischetzky Tamás, Takács Gergő, Tihanyi Gábor Attila, Vörös Tamás, Weisz Ágoston.
2 points:45 students.
1 point:36 students.
0 point:12 students.

Problems in Physics of KöMaL, October 2007