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