09-01-2017
Physics

contestada

Earth's magnetic field flips every
A.half million years
B.every other year
C. 100years

Respuesta :

09-01-2017

every half million years

Answer Link

mradcliffe1 mradcliffe1

09-01-2017

I did some research and I got was that on average the Earth changes magnetic field every 200,000 years or so. So the answer I got is closest to

A. half a million years

Answer Link

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