Matching Pairs Physics Chapter 10 and 11Online version Some vocabulary review for chapters ten and eleven by Hannah Quackenbush 1 Compound Machine 2 Rotational Kinetic Energy 3 Wheel and Axle 4 Screw 5 Effort Force 6 Pulley 7 Elastic Potential Energy 8 kinetic energy 9 Law of Conservation of Energy 10 Machine 11 Lever 12 Resistance Force 13 Energy 14 Work 15 Mechanical Energy 16 Ideal Mechanical Advantage 17 Gravitational Potential Energy 18 Wedge 19 Mechanical Advantage 20 Inclined Place 21 Efficiency 22 Reference Level the ratio of output work to input work triangle shaped tool; can be used to separate two objects or portions of objects, lift up an object, or hold an object in place the sum of kinetic and gravitational potential energy of a system converts rotational motion to linear motion, and a torque to a linear force the position where gravitational potential energy is defined as zero a wheel with a grooved rim around which a cord passes flat supporting surface tilted at an angle, with one end higher than the other, used as an aid for raising or lowering a load states that in a closed, isolated system, energy is not created or destroyed, but rather, is conserved the potential energy that may be stored in an object, such as a rubber band, as a result of its change in shape energy resulting from motion force exerted by a person on a machine force exerted by the machine the ratio of resistance force to effort force product of the force and the object's displacement equal to the displacement of the effort force, divided by displacement of the load eases the load by changing either the magnitude or the direction of a force to match the force to the capability of the machine or the person energy that is stored in the system as a result of gravitational force between the object and Earth simple machine consisting a wheel which is fastened to an axle to apply torque kinetic energy of an object, proportional to the object"s moment of inertia and square of its angular velocity a machine consisting of two or more simple machines that are connected so that the resistance force of one machine becomes the effort force of the second machine ability of an object to produce a change in itself or the world around it beam or rigid rod pivoted at a fixed hinge or fulcrum
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