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Biology, 07.10.2019 06:00 eddiewoods8505

3. how often does the sun's magnetic field reverse?
a. every 11 years
b. every two million years
c. every 100,000 years
d. every 350 days

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3. how often does the sun's magnetic field reverse?
a. every 11 years
b. every two milli...

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