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Project title Snow pollution Featured science projectScience project video
Difficulty Level Middle school
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Is snow cleaner in the city or in the country? This science fair project was performed to determine if snow found in urban areas contain more particles and contaminants. The experiment was done by collecting snow samples from various locations in the city as well as locations 5km, 10km, 15km and 20km out of the city. 

Instructions preview
1. For this science fair project, the independent variable is the location where the snow samples are collected i.e. within the city and 5km, 10km, 15km or 20km away from the city. The dependent variable is the weight of the debris found in the snow. This is determined by using a weighing scale to measure the weight of the debris. The constants (control variables) are the chosen locations, the time of the day and the volume of snow collected. 2. The 5 pails, beakers and pieces of filter paper are labeled as “City”, “5km”, “and 10km ”,“ 15km ”or“ .....
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