13
practice testMultiple Choice

Practice Test

Question 13 • Physical Science

Which best explains Horatio’s error?

Answer
A
The magnetic field does not continually spread outward from the wire.
B
The magnetic field is produced inside the wire, not outside of it.
C
Magnetism is not produced by electric currents unless the wire is coiled.
D
Magnetism is only produced when a metal bar is placed near the wire.
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