Question

Why are electrical wires usually made of copper ?

1: Copper is a good conductor
2: Copper is a good insulator
3: Copper is pretty and makes your electronics look nice
4: Copper creates more energy than other types of wire

Answer 1

1. Copper is a good conductor

Answer 2

1: copper is a good conductor

most metals tend to be good conductors because it is easy for electron currents to flow through them