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