Are you talking about the guns because if you are it is making people kill more animals due to hunting which is caused by most americans.
It is not true because we can see earth with other things
Friction and Tectonic
Chemical Weathering
Physical Weathering
Wind and Water Erosion
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http://classroom.synonym.com/natural-activities-work-break-down-rock-16920.html
I know that we aren't suppose to paste websites but I believe that this information is necessary, I hope this helped, sorry!</span>
Rhode island is the answer