3.
B. George Simon Ohr
A nickel coin is attached to North Pole end of a bar magnet. What is true with the following statement?
A. The coin will never be attracted to the magnet
B. The coin will be repelled by the magnet
C.
The coin will have the same polarity to the side which is attached
D. The coin will have opposite polarity to the side which it is attached.
Which set of bar magnets will attract each other?
4.
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Answer:
B. po
Explanation:
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