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