Hello, I have participated in google science fair 2015.i am doing a project.i want your help in


I have participated in GOOGLE SCIENCE FAIR 2015...I am doing a project...I want your help in this..My question is-:

When we say lie or true what type of signals our mind gives..Can we change them into electric signals??

I hope you will give answer..
Asked Feb 27, 2015

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