 |
|
| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
|
|
bipolar group
A pair or group (multipolar) of sunspots in which the leading and following spots (with respect to the Sun's rotation) are of opposite magnetic polarity. Such groups obey Hale's polarity law.
Related category
• SOLAR TOPICS
Also on this site:
Encyclopedia of Alternative Energy & Sustainable Living
Encyclopedia of History
Transport Concepts & Designs (partner site)