<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:skos="http://www.w3.org/2004/02/skos/core#" xmlns:gcmd="https://gcmd.earthdata.nasa.gov/kms#" xmlns:dcterms="http://purl.org/dc/terms/" xml:base="https://gcmd.earthdata.nasa.gov/kms/concept/">
  <gcmd:gcmd>
    <gcmd:termsOfUse>https://cdn.earthdata.nasa.gov/conduit/upload/5182/KeywordsCommunityGuide_Baseline_v1_SIGNED_FINAL.pdf</gcmd:termsOfUse>
    <gcmd:keywordVersion>23.7</gcmd:keywordVersion>
    <gcmd:schemeVersion>2026-04-15T10:53:30.610Z</gcmd:schemeVersion>
    <gcmd:viewer>https://gcmd.earthdata.nasa.gov/KeywordViewer/scheme/sciencekeywords/5f8a9188-d588-4782-a34b-07fa68380c41</gcmd:viewer>
  </gcmd:gcmd>
  <skos:Concept rdf:about="5f8a9188-d588-4782-a34b-07fa68380c41">
    <skos:broader rdf:resource="3a942e8a-d2f2-42bf-9e83-b7b3793b100e"/>
    <skos:prefLabel xml:lang="en">PLASMA WAVES</skos:prefLabel>
    <gcmd:reference gcmd:text="http://www-istp.gsfc.nasa.gov/Education/gloss.html" xml:lang="en"/>
    <skos:definition xml:lang="en">A plasma is a gas containing ions, electrons, and a magnetic field, andtherefore capable of
conducting electric currents. A plasma wave is a set of particles under theinfluence of electromagnetic fields, exhibiting wave-like motions withamplitude and periodicity.</skos:definition>
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