Question

In Hans Oersted’s experiment, why did a compass needle move when an electric current flowed through a nearby wire?

A. The compass conducted electricity.
B. The current created a magnetic field around the wire.
C. The compass was broken.
D. The current changed Earth’s magnetic field.

Answer 1

B. The current created a magnetic field around the wire

Step-by-step explanation:

Hans Oersted discovered the magnetic effect of the electric current. In his experiment, he discovered that when the electric current flowed through a wire a magnetic field was created and the wire acted as a magnet.

(*) Sorry for my late answer but I hope this helps others that are looking for this.

100% in the test ;)

Answer 2

D. The current changed earths magnetic field