Freebie/Answered: As part of an experiment, a student wraps a wire in an electric circuit around an iron core, producing a magnetic field. Which phrase best describes the resulting apparatus?

Answer:
An electromagnet
Explanation:
The rest of the answers
adding more cells
As currents increases, the magnetic fuel strengths increases.
They both have north and south magnetic poles.
A current will be induced in the coil of wire.
Answer:
Number three is The current increases as the magnet's movement remains the same
Explanation: