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Serhud [2]
3 years ago
11

Scientists have created trains that use magnets to make the trains float above the tracks as they travel. the trains float becau

se
a. the track is waxed
b. the like poles repel
c. the train has a low density
d. a chemical change occurs
Biology
1 answer:
Basile [38]3 years ago
8 0
The answer is B. the like poles on the magnets repel.

hope this helps (;
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