Science Quiz / geochron timescale

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Can you name the geochron timescale?

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precambrian eon
phanerozoic eon
phanerozoic era
phanerozoic period
cenozoic epoch
polar glaciation
oldest oceanic lithosphere
first land animals
first land plants
first metazoan fossils
oldest multicellular life
oldest life
oldest rocks

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Created Feb 7, 2011ReportNominate

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