Why does a knife need to be pulled back and forth to cut things? 671 viewsJune 27, 2024OtherPhysics Question100.55K June 26, 2024 0 Comments Like what difference does the cutting motion do compared to just pushing down a knife ? In: Physics 19 Answers ActiveNewestOldest Anonymous Posted June 26, 2024 0 Comments Moving it forward or backward while pressing down also changes the effective slope of the blade. Think of it like walking straight up a hill vs using switchbacks. By going at an angle, the slope is shallower or “sharper”. You are viewing 1 out of 19 answers, click here to view all answers. Register or Login
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