HI! I NEED HELP ASAP!!
Why are electromagnets used in metal scrap yards?
A. They a...
HI! I NEED HELP ASAP!!
Why are electromagnets used in metal scrap yards?
A. They are temporary magnets, so they can be turned on and off.
B. They are very powerful permanent magnets.
C. They are weak permanent magnets.
D. They are temporary magnets, so eventually the metal just falls off.
Answers: 2
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