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Work, Power and Energy
PAge 73
5
Physics
10th Grade
09/13/2011
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Term
What does work equal?
 Definition
force X distance moved in direction of force
Term
What does joules equal?
 Definition
newtons X meters
Term
The work done is a measure of what?
 Definition
The amount of energy transferred
Term
What does power equal?
 Definition
work done/time taken =
energy transfer/time taken
Term
What is the unit of power and what is it a rate of?
 Definition
Watt and it's a rate of working of 1 joule per second
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