What Are Sunspots?
Автор: Science Channel
Загружено: 2015-05-12
Просмотров: 243130
Описание:
Sun Spots mark areas where light is trapped. Powerful electromagnetic forces interrupt the convective motion that brings hot, inner materials to the sun's surface. The largest sunspots can be over 10 times the size of Earth. | http://science.discovery.com/tv-shows...
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