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Because the gravity of earth was closer together.

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13y ago

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Is the earths magnetic field stronger than the suns?

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What evidence is there on earth having a magnetic field?

To start if we didnt have a magnetic field we would be fried by the suns radiation. The northern lights are evidence that we have a magnetic field surrounding earth.


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Mercury's magnetic field was created in 1974-04.


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What creates the magnetic field for the electromagnet?

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