Gritt on the streets

Type Document
{:title=>"Leírás"} A common misconception is that gritting the sidewalk causes the temperature to increase and thus melt the ice. However, it is actually the other way around. Adding salt to a water-ice mixture lowers the freezing point of the solution, causing the ice to become liquid even though the temperature is below 0ºC. This is the reason why we put grit on the streets and one of the reasons why ice rarel...
Tags
Author TEMI group
Uploaded by Nicole
License Creative Commons Attribution-NonCommercial
Attribute to http://teachingmysteries.eu/en/about/?t=1
Language Language independent
Létrehozva 2016. május 24., kedd, 10:27
Frissítve 2016. május 24., kedd, 10:27
Size 900 KB

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