The 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
Q12: A magnet will become weaker if it
Q14: An iron rod becomes magnetic when
A)positive ions
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Q17: Refrigerator magnets
A)have short range.
B)are without magnetic poles.
C)both
Q18: Magnetic domains normally occur in
A)iron.
B)copper.
C)silver.
D)all of the
Q19: Compared to the huge force that attracts
Q20: The rule for the interaction of magnetic
Q20: Magnetism is due to the motion of
Q22: A bar magnet that holds a chain
Q122: What is the cause of a magnetic
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