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Unformatted text preview: Everything that we do or want to have done for us requires the doing of work ENERGY gives us the ability or capacity to do WORK-doing work doesn’t change the amount of energy available. Power- the rate of doing work or of using energy • Power=Work/Time • Power=Energy/Time POWER tells us how good a job were doing of using energy or doing work-More power means that either it can do more WORK in a given amount of time, or it takes less time to do the same amount of WORK WORK=FORCE X DISTANCE 13:45 13:45...
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- Pumped uphillovercome friction