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Computer Science 12 Online
OpenStudy (anonymous):

help:))What is your reaction about TECHNOLOGY THAT POWERS CELL PHONES USING SOUND WAVES?

OpenStudy (llib_xoc):

I don't know about sound waves, but slashdot.org had an article recently that said Nokia has given up trying to build a solar powered cell-phone. I think it's unlikely that sound waves (at least ones that my ears could tolerate) would provide more energy than the sun.

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