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25 Cards in this Set
- Front
- Back
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A distance of uniform measure determined at a point on one unit to the same corresponding point on the next unit; used in threads, springs, and other machine parts.
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Pitch
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Of, relating to, or being a mechanism in which data is represented by continuously variable physical quantities.
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Analog
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A turning or twisting force that produces or tends to produce rotation or torsion.
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Torque
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A force applied to an object.
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Load
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A continuous band consisting of metal or plastic links that transmits motion from one sprocket to another.
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Chain
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A simple machine in which a larger diameter wheel requires less force to turn than a smaller diameter axle.
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Wheel & Axle
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An information system whose signals have only two states, 1 (closed) or 0 (open).
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Digital
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A circular mechanical device with teeth that is used to impart motion to chains.
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Sprocket
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A simple machine used to change the direction of applied force via its triangular shape; used for splitting wood and rocks, raising heavy bodies, or for tightening by being driven into something.
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Wedge
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The elongation of a material under stress divided by the material’s length prior to stress.
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Strain
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The electromotive force in a circuit.
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Voltage
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A continuous band that transmits motion from one pulley to another.
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Belt
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A rigid piece that transmits and modifies force or motion when forces are applied at two points.
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Lever
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The energy, which is possessed by an object due to its motion or its stored energy of position.
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Mechanical Energy
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Stored energy.
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Potential Energy
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The energy of an object due to its mass and motion.
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Kinetic Energy
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The quantity of matter, which a material contains.
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Mass
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A wheel with teeth that will allow the transfer of power when coupled to another gear.
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Gear
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A wheel-like simple machine used to reduce input force, change the direction of force applied, or to increase the input distance.
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Pulley
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A force that opposes the motion or intended motion of a body in contact with another body.
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Friction
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A material’s internal resistance to force.
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Stress
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Any one of the mechanisms which were once considered to be the basic elements from which all machines were composed.
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Simple Machine
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A simple machine that uses threads to apply force; a spiral inclined plane surrounding a center shaft.
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Screw
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Devices used to reduce friction between rotating shafts and fixed carriers.
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Bearings
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A set of gears used to transmit power, change output direction, or change speed or force.
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Gear Train
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