Question

A)Could electronic devices charge themselves without being plugged into an electricity source?

b)Does the negative mass of antimatter mean that it's gravitationally repelled from stars?
c)How can a material at a certain temperature have all of its molecules at the same energy?
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Answer 1

a=no the electricity device can't be charged themselves without plugging it.

b=antimatter does not have a negative mass

c= temperature does not have all of its particles