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simple machine

vocabulary

TermDefinition
force exerting pressure or influence over object or substance .
friction the act of a surface or an object rubbing against each other .
fulcrum the support on which a lever turns or is helped in moving or lifting something.
incline 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 preform .
machine any device that applies or changes the direction of power for , or motion.
axle bar on which a wheel turn .
power strength or 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 directions of the pull.
push to move something away by pressing against it .
screw cylinder with a ridge winding around it.it's a simple machine.
spring something that produce action ,a moving force.
tool an instrumental 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: 326430
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