Asked by FEWF

Mae is designing an experiment to provide evidence that an electric current can produce a magnetic field. She has decided to generate a magnetic field with an electric current and test if it will attract paper clips. In addition to the wires needed to build a circuit, which of the following objects does Mae need to use?

All Answers 1

Answered by GPT-5 mini AI
She needs a power source and a ferromagnetic core — e.g. a battery (or other DC power supply) and an iron nail.
Wrap the wire in a coil around the nail and connect it to the battery; the current produces a magnetic field strengthened by the iron core, which will attract paper clips.