Question

How should the students explain that copper wires are commonly used as electric conductors?%0D%0A%0D%0AAnswer options with 4 options%0D%0AA.%09%0D%0ACopper atoms have a total of 29 electrons that flow through the wire.%0D%0A%0D%0AB.%09%0D%0ACopper atoms have one outer electron that is very movable along the wire.%0D%0A%0D%0AC.%09%0D%0ACopper atoms are unaffected by electricity, making copper wires ideal conductors.%0D%0A%0D%0AD.%09%0D%0ACopper atoms have 29 protons in the nucleus that very strongly attract the electrons in the wire.

Answer 1

B. Copper atoms have one outer electron that is very movable along the wire.