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Rapport om Radioaktivitet

  • Fysik/Kemi
  • 9. klasse
  • Afleveret til 10
  • 10 sider PDF

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Rapport om Radioaktivitet er en fysik/kemi-opgave fra 2011 til 9. klasse, afleveret til karakteren 10. Fylder 10 sider (1.337 ord, ca. 6 min. læsning) og blev publiceret 7. maj 2020.

Baggrundstråling er Naturligt forekommende ioniserende stråling fra verdensrummet og jorden. Stråling fra jorden: På jorden findes rester af radioaktiv stråling fra jordens dannelse. Det kan blandt andet være stoffer med meget lang halveringstid. Det mest betydningsfulde naturlige radioaktive stoffer er radon, som er en luftart, som kan trænge ind i huse fra undergrunden og byggematerialer.

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