Earth's magnetic poles have reversed themselves throughout its long history. Find out what scientists know about these reversals. A geologic time line shows when the reversals occurred.

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earth magnetic polarity reversal, magnetic reversal, polarity shifts, earth's magnetic field, nova, nova: magnetic storms: when compasses pointed south, nova: magnetic storms: when compasses pointed south / ohio pg.ims.1.d, ohio pg.ims.1.d, pbs, magnetic reversals

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Classroom Considerations

Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)
The intended use for this resource is Instructional

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