lanamcgill13 lanamcgill13
  • 08-11-2017
  • Advanced Placement (AP)
contestada

Which era does the rock from the Canadian Shield date back to

A Precambrian

B Paleozoic

C Mesozoic

D Cenozoic

Respuesta :

Slipknot
Slipknot Slipknot
  • 08-11-2017
A Precambrian the Canadian shield dates back almost 4 billion years ago about the same time as the Precambrian eon. 
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