Question

When asked how to create an electromagnet, the best answer would be: (2 points)
"You can create an electromagnet by applying a direct current to a non–magnetic material in order to create an electromagnetic field."
"You can create an electromagnet by covering a wire with insulation and applying a direct electrical current to the magnet."
"You can create an electromagnet by coiling a ferromagnetic material, wrapping in an insulator, and applying a current to the coil."
"You can create an electromagnet by wrapping an insulated wire around a metal with ferromagnetic properties and applying an electric current."

Answer 1

Take a good guess with valid reasoning, I will help you through.

Answer 2

D

Answer 3

What's your reasoning?

Answer 4

because That's how you make a battery I believe. I originally thought C but I chose and stayed with D

Answer 5

Well, you're correct.

Answer 6

Thank you

Answer 7

nice job!!!