click below
click below
Normal Size Small Size show me how
Machines!
Mr Cox, 3rd period
Term | Definition |
---|---|
Machine | something that makes work easier by lowering the size or direction of the force that is applied. |
Work input | the work you do on a machine. |
Work output | the work done by the machine on another object. |
Input force | the force you apply to the machine in order to do work. |
Output force | the force the machine applies to do work output. |
Mechanical advantage | tells you how much the force increases by a machine. |
Mechanical efficiency | compares a machine's work output with the work input. |
size | Machines can make work easier by lowering the _____ or direction (or both) of the input force. |