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doit_the_clown doit_the_clown
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7 years ago
Over the course of a sunspot cycle of about 11 years, the regions of sunspot occurrence on the Sun move
A)   from the northern to the southern hemisphere or vice-versa, across the equator, within the range of ±30° latitude.
B)   equatorward, moving from the poles to the equator.
C)   poleward, moving from 10° to 30° latitude.
D)   equatorward, moving from 30° to 10° latitude.
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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papachulopapachulo
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7 years ago
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