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Unit on Force (power, push, pull, gravity)

Work gets done or occurs whena force makes something move
Force times distanceequals work
Scientists measure work inmetric terms
The meter is a measure ofhow long something is or how far something moves
One Newton-meter of work is called ajoule
Power is the measure ofhow fast work gets done
Power is measured inwatts
One watt equalsone joule of work in one second
James Watt gavethe watt its name
People, animals, engines, moving air, and moving water can dowork
A push or a pull is aforce
Gravity is aforce
A force can make somethingmove
A force can stop making thingsmove


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