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