A 6 AWG solid copper wire has ________ than a the same type of wire sized 4 AWG.

The correct answer indicates that a 6 AWG solid copper wire has more resistance than a 4 AWG wire. This conclusion is based on the principles of electrical resistance in conductors.

Resistance in a wire is determined primarily by two factors: its length and its cross-sectional area. In the case of wires, a larger gauge number corresponds to a smaller cross-sectional area. Therefore, a 6 AWG wire, which is smaller in diameter than a 4 AWG wire, has a greater resistance because it offers less space for the flow of electrical current. The smaller the diameter of the wire, the greater the resistance encountered by the electrons moving through it.

Understanding this relationship is crucial for applications in electrical installations and circuit design, where selecting the appropriate wire gauge is vital for efficiency and safety. Thus, the answer highlighting that the 6 AWG wire possesses more resistance than the 4 AWG wire is accurate and rooted in the fundamental principles of electrical conductivity.