Match each term with the correct definition. 1: The ability to do work. 2: A force that acts against motion when two surfaces rub together. 3: The measure of how much force acting on an object causes that object to rotate. 4: The number of times a machine or tool multiplies the input force to move a load. 5: A tool that makes work easier, including the lever, inclined plane, wheel and axle, screw, wedge, and pulley.匹配题

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