Simple machine quiz (lever, wheel, and pulley)
 1. A ______ is a push or a pull.A) frictionB) pulleyC) simple machineD) force2. Simple machines make work easier by trading _____ for force.A) workB) frictionC) distanceD) motion3. A wheel barrow is an example of a ______ class lever.A) fourthB) thirdC) secondD) first4. Which is an example of a wheel and axle that make work easier by reducing friction?A) pencil sharpenerB) ladderC) screwdriverD) wheelbarrow5. Which part of the lever supplies the force to move something?A) fulcrumB) loadC) effort6. Which part of the lever is the part you are trying to move?A) fulcrumB) loadC) effort7. What should you do to reduce the amount of effort needed to lift something using a first class lever?A) move the fulcrum closer to the effortB) move the fulcrum closer to the loadC) move the fulcrum to the middle of the lever8. Which simple machine does a flagpole make use of?A) screwB) pulleyC) leverD) inclined plane9. Which simple machine makes up a pencil sharpener? (the one mounted on the wall)A) inclined planeB) lawn tractorC) wheel and axleD) pulley10. Machines reduce the amount of work needed to do a jobA) TrueB) False
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