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This is how a bullet works "anatomy of a bullet"
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Description
When you pull the trigger of a gun, a spring mechanism hammers a metal firing pin into the back end of the cartridge, igniting the small explosive charge in the primer. The primer then ignites the propellant—the main explosive that occupies about two thirds of a typical cartridge's volume.
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What percentage of nature vs. nurture dictates human intelligence?
50% Nature; 50% Nurture
75% Nature; 25% Nurture
25% Nature; 75% Nurture
100% Nature
100% Nurture
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