click below
click below
Normal Size Small Size show me how
Science Creation 2
Work Power and Machines
Term | Definition |
---|---|
Work | when an object moves in the direction of the force you or a machine applies. |
Power | the rate at which you or a machine does work. |
Machines | A simple object that changes the direction or size of a force. |
Force | an action that changes the motion of an object. |
Time | how long it takes to do something. |
Distance | how much and object moves from it's starting postion |
input/output force | input: the force you apply to an object output: the force a machine in turn applies to an object. |
mechanical efficiency/advantage | efficiency: how effective a machine is advantage: how much a machine increases a force |