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OpenStudy (anonymous):
Most energy released from an energy source is able to do useful work. True False I think it's true,but i just wnt to b sure
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OpenStudy (cathyangs):
I think i's false...but I really depends. Is this pertaining to clean energy sources, or all energy sources in general?
OpenStudy (anonymous):
All in general
OpenStudy (cathyangs):
Then I think it's definitely false. on average, it's around 30% that is useful, cause a lot is released as heat, sound, etc.
OpenStudy (unklerhaukus):
most energy goes to heating the system which is usually not very useful
OpenStudy (stormfire1):
I agree...the answer is definitely false
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