The ultimate source of all magnetism is
A) tiny bits of iron.
B) tiny domains of aligned atoms.
C) ferromagnetic materials.
D) moving electric charge.
Correct Answer:
Verified
Q10: Refrigerator magnets are typically
A)short range.
B)long range.
C)none of
Q12: A magnet will become weaker if it
Q13: An iron rod becomes magnetic when
A)opposite ions
Q14: Unlike electric charges,magnetic poles cannot be
A)located.
B)isolated.
C)destroyed.
Q18: Magnetic domains normally occur in
A)iron.
B)copper.
C)silver.
D)all of the
Q19: Every magnet contains at least
A)one pole.
B)two poles.
C)four
Q20: The rule for the interaction of magnetic
Q21: The minimum or no magnetic force on
Q22: A bar magnet that holds a chain
Q23: Wood does not have magnetic properties because
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