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simple machine vocab

force Exerting pressure or influence over object o 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.
inclined plane a plank 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 or changes the direction of power force, or motion .
axle bar on which a wheel turns
power strength or force that can be exerted on other bodies .
pull to move, usually wit 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 b pressing against it
screw cylinder with a ridge winding around it. it's a simple machine
spring something that produces action, 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: 380392