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simple machines voca

TermDefinition
Forces external pressure or influence over object or substance
friction the act of a surface of an object rubbing against each other
fulcrum the support on which a lever turns or is helped in moving or lifting something
inclined plane a plank or plane surface put at an angle to a horizontal surface
lever a bar which rests on a fulcrum
load amount of work a machine is expected to perform
machine any device that applies of changes the directions of power force of motion
axle bar on which a wheel turns
power strength of force that can be exerted on other bodies
pull to move, usually with force or effort
pulley a wheel that has a groove in the rim where a rope can run and change the direction of the pull
push to move something away by pressing against it
screw cylinder with a ridge winder around it. its a simple machine
spring something that produces actions a moving force
tool an instrument of work
torque a force that causes rotation
wedge to force an opening
wheel a round frame that turns on a pin or shaft in its middle
work an effort in doing or making something
Created by: 304420
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