Select the correct answer. Which statement about an electromagnet is true? A. It doesn’t function without a source of current. B
. The core is made from a nonmagnetic material. C. It uses moving magnets to create an electric field. D. It creates a permanent and strong magnetic field.
A bank is most comfortable with a government-issued picture ID. A library card usually will not provide any assurance that you are who you say you are.
