# Physics

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2. A magnetic levitation or maglev train rides rails without touching them. Explain how this works using your data.

Distance from surface (cm) Number of lines/0.5 cm Average number of lines/0.5 cm Field density
(number of lines/cm)
Side 1 Side 2
0.5 6 6 12 12
1.0 10 10 20 10
1.5 13 13 26 9
2.0 15 15 30 8
2.5 16 16 32 7
3.0 16 16 32 6
3.5 17 17 34 5
4.0 17 17 34 5
4.5 18 18 36 4
5.0 18 18 36 4

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