Never Highlight a Book Again! Just the FACTS101 study guides give the student the textbook outlines, highlights, practice quizzes and optional access to the full practice tests for their textbook.Cram101 Textbook Reviews. Beta: The beta of a plasma, symbolized by I², is the ratio of the plasma pressure to the magnetic pressure (pmag = B2/2I¼0). The term is commonly used in studies of the Sun and Eartha#39;s magnetic field, and in theanbsp;...

Title | : | Cosmic Perspective |

Author | : | Cram101 Textbook Reviews |

Publisher | : | Cram101 Textbook Reviews - 2015-11-04 |

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