A '''wedge''' is a simple machine used to increase the ease of splitting and object, particularly [[wood]], into two parts. The mechanical advantage of a wedge is equal to the length of its slope divided by the thickness of its widest part.<ref>http://www.cosi.org/files/Flash/simpMach/sm1.swf</ref>
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A '''wedge''' is a [[simple machine]] used to increase the ease of splitting and object, particularly [[wood]], into two parts. The mechanical advantage of a wedge is equal to the length of its slope divided by the thickness of its widest part.<ref>http://www.cosi.org/files/Flash/simpMach/sm1.swf</ref>