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simple machines
Term | Definition |
---|---|
Force | Exerting pressure or influence over object or substances . |
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 | a plank or plane surface put at an angle to a horizontal surface. |
lever | a bar which resets on a fulcrum. |
load | amount of work a machine is expected to perform. |
machine | a device that applies or changes the directions 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 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 winding around it. |
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 |