bubblefishy
bubblefishy bubblefishy
  • 09-05-2018
  • Social Studies
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How do scientists know how old the earth is

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canadian624
canadian624 canadian624
  • 09-05-2018
because their scientists
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bonbonlol
bonbonlol bonbonlol
  • 09-05-2018
god knows..............
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