(Multiple choice) An electron volt is (explain why that answer is correct): a. the force required to move an electron 1 meter. b. the energy needed to move an electron through 1 meter in any electric field. c. the energy gained by an electron in moving through a potential difference of 1 volt. d. the work done when 1 coulomb of charge is moved through a potential difference of 1 volt e. the force acting on an electron in a field of 1 N/C

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.