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Physics 9 Online
OpenStudy (anonymous):

____________ describes the amount of useful energy that you get from a system. A. Absorption B. Condensation C. Energy efficiency D. None of the above ____________ describes the amount of useful energy that you get from a system. A. Absorption B. Condensation C. Energy efficiency D. None of the above @Physics

OpenStudy (anonymous):

What do you think it is?

OpenStudy (anonymous):

C?

OpenStudy (cathyangs):

I agree...the best guess is C, but I would think that energy efficiency is not the best answer possible...

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