A girl is trying to make a simple electromagnet to help her pick up a piece of metal she dropped under a car. Which list of materials would she need to make an electromagnet?(1 point) Responses glass rod for a core, copper wire, 12-volt battery glass rod for a core, copper wire, 12-volt battery metal rod for a core, copper wire, 12-volt battery metal rod for a core, copper wire, 12-volt battery plastic rod for a core, copper wire, 12-volt battery plastic rod for a core, copper wire, 12-volt battery wooden rod for a core, copper wire, 12-volt battery