dagatal heimsins
DESCRIPTION
Dagatal heimsins. Saga alheimsins á einu ári. Aldur heimsins (13,7 milljarðar ára) = 1 ár Hver mánuður tæp 1200 milljón ár Ath. Tímasetningar í dagatalinu eru ekki hárnákvæmar :-). 1. jan. Miklihvellur (13,7 G ár ). 21. jan. Vetrarbrautin myndast. 1. sept. Sólkerfið myndast. - PowerPoint PPT PresentationTRANSCRIPT
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Dagatal heimsins
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Saga alheimsins á einu ári
Aldur heimsins (13,7 milljarðar ára)
= 1 ár
Hver mánuður tæp 1200 milljón ár
Ath. Tímasetningar í dagatalinu eru ekki hárnákvæmar :-)
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1. jan. Miklihvellur (13,7 Gár)
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21. jan. Vetrarbrautin myndast
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1. sept. Sólkerfið myndast
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20. sept. Líf verður til
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15. nóv. Fjölfrumungar
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29. des. kl. 9:30Risaeðlur deyja út – Fyrsti vísir að Íslandi
sem er þá hluti af Grænlandi
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31. des. kl. 22:00Homo habilis kemur fram
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23 sek. fyrir miðnætti 31. des.Upphaf siðmenningar
Mohenjo Daro í Indlandi ca. 2600 f.Kr.
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0,05 sek. fyrir miðnætti 31. des.≈1994