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work
Question | Answer |
---|---|
Work= | Force x Distance |
Work occurs when... | a force is applied to an object and the object is moved over a distance in the same direction in which the force is applied. |
Energy and Work is measured in ______ | joules(J). |
One joule is equal to the force of... | one Newton applied over a distance of one meter. |
Power is measured in______ | watts. |
A ramp can make work easier by... | increasing the distance over which force is applied. |
Humans have created ___________ to make work easier. | Machines. |
An example of a simple machine is... | inclined planes, wedges, screws, levers, pulleys, or wheels and axels. |
The degree to which a machine makes work easier is called its________ | mechanical advantage. |
A mechanical advantage is equal to... | the machine's output force divided by the amount of force applied to the machine. |