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Download PC-Precambrian P-Paleozoic M-Mesozoic C
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Match an Era with the Description Match an Era with the Description PC-Precambrian M-Mesozoic Age of Dinosaurs PC-Precambrian M-Mesozoic Age of Dinosaurs P-Paleozoic Group the descriptions from C-Cenozoic oldest to most recent P-Paleozoic Group the descriptions from C-Cenozoic oldest to most recent Age of Fish Age of Fish Age of Mammals Appalachain Mtn. range begin to form Atmosphere forms Age of Mammals Appalachain Mtn. range begin to form Atmosphere forms First birds Collisions of Laurasia and Gondwana form major mtn. ranges Earth’s crust forms First birds Collisions of Laurasia and Gondwana form major mtn. ranges Earth’s crust forms forms First amphibians First amphibians First cells form First cells form First multicellular organisms form First multicellular organisms form First reptiles First reptiles Flowering plants evolve Great Lakes formed during Ice Age Human Civilization Flowering plants evolve Great Lakes formed during Ice Age Human Civilization Life found only in seas Life found only in seas Oceans form Oceans form Pangaea breaks up Pangaea breaks up Pangaea forms Pangaea forms Rockies form Rockies form Saber -toothed cats Saber -toothed cats Mammals are all small Mammals are all small Answer Key Earth’s Crust Atmosphere Forms Oceans Form PC Life only in Seas First Cells Multicellular Organisms Age of Fish First Amphibians Appalachain Mts P First Reptiles Evolve Collision of Eurasia and Gondwana Pangaea Forms Age of Dinosaurs Mammals are all small First Birds M Pangaea Breaks Flowering Plants Age of Mammals Rockies form Saber-toothed cats Great Lakes during ice age Human Civilization C
