| 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. |
| 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 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 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. 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. |