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#Mon Aug 09 11:52:47 CEST 2010
Slide__wcHb0KObEd-WfYQ0GneCwQ_title=Plasma - the "forth state of aggregation"<p><p></p></p>
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Slide__wcHb0KObEd-WfYQ0GneCwQ_subTitle=The (visible) matter in space is primarily in the plasma state. <p><p></p></p>Plasma phenomena on Earth are found in both flash and nordic light. <p><p></p></p>A plasma is an ionized gas; an ion is an electrically charged atom. <p><p></p></p>As for the solar plasma, the one electron that belongs to the hydrogen kernel (a proton) is 'stripped'. <p><p></p></p>Such a fully ionized plasma, where the atoms have lost all their electrons, is a precondition for nuclear fusion.