1) Amount of force exerted over a given distance a) work b) mechanical advantage c) force output d) force input 2) What do all simple machines have in common? a) they give a mechanical advantage b) they have few or no moving parts c) they can be used to do work d) they have subsystems 3) What would an inclined plane be used for? a) holding objects together b) splitting an object c) raising and lowering objects d) moving an object along the ground 4) This is necessary to get something moving a) force b) resistance c) distance d) wedge 5) A rod attached to the center of a wheel is called a(n) a) pulley b) axle c) lever d) wedge e) inclined plane 6) A machine with few or no moving parts that reduce the amount of force required to do a job a) simple machine b) complex machine c) subsystem 7) A simple machine that uses a bar that is fixed to a fulcrum a) lever b) wheel and axle c) pulley d) gears e) wedge f) inclined plane 8) A simple machine that is a a flat, sloped surface a) lever b) wheel and axle c) pulley d) gears e) wedge f) inclined plane 9) A simple machine that has two or more wheels linked together by interlocking teeth a) lever b) wheel and axle c) pulley d) gears e) wedge f) inclined plane 10) Two different sized circular objects that are attached together and turn as one a) lever b) wheel and axle c) pulley d) gears e) wedge f) inclined plane 11) A simple machine that might have a rope that fits into a groove in a wheel a) lever b) wheel and axle c) pulley d) gears e) wedge f) inclined plane 12) A simple machine that is made of two inclined planes and it moves; can be used to cut or split things a) lever b) wheel and axle c) pulley d) gears e) wedge f) inclined plane 13) A simple machine that is an inclined plane wrapped around a cylinder a) lever b) wheel and axle c) pulley d) screw e) wedge f) inclined plane 14) First class lever a) b) c) 15) Second class lever a) b) c) 16) Third class lever a) b) c) 17) What is the work done when a 20N force moves an object 3m? a) 6N b) 6J c) 60N d) 60J 18) You push your car 2m up a ramp with 10,000N of force, how much work did you do? a) 20,000J b) 20,000N c) 20,000 d) 5000J e) 5000N f) 5000 19) What is this? a) persian wheel b) roman aqueduct c) archimedes' screw d) bridge 20) What is this? a) persian wheel b) roman aqueduct c) archimedes screw d) auger 21) What is this? a) persian wheel b) roman aqueduct c) archimedes screw d) auger

Mechanical Systems Quiz #1 Review

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