itag999ox5o54 itag999ox5o54

01-10-2017
Physics

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In the past, the intensity of the Earth's magnetic field was _____. A. greater B. weaker C. same D. evidence is inconclusive?

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cecidna1 cecidna1

01-10-2017

I'd say a because it says it's magnetic field as decreased by 10% in the last century

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mehokkj mehokkj

13-12-2018

I'm sure A is the right answer

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