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Project title Are Moly coated bullets really faster? Featured science projectScience project video
Difficulty Level Elementary school
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This science fair project aims to find out how the velocity of the bullets is affected by coating them with dry lubricants. The tests will be carried out using a rifle and bullets coated with molybdenum sulfide (moly).  

Instructions preview
1. The independent variable of this science fair project is the coating on the bullet – moly coated and non-coated bullets . The dependent variable is the speed of the bullet. This is measured using a chronograph. The constants (control variables) are the type of the rifle, the weight of the bullet and the sensitivity of the chronograph. 2. Set up the rifle on the rifle stand, 3 meters away from the chronograph. Load the rifle with the bullets that are non coated. Fire ten shots using the non coated bullets. Measure the velocity of the bullets using the .....
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