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Geologic Time Worksheet Name: __________________________________ Date: _______What is the term used that explains the ending of Precambrian Time, Paleozoic Era, and Mesozoic Era? What caused the mass extinctions of the following:Precambrian TimePaleozoic EraMesozoic EraCenozoic EraWhat animals lived during the Mesozoic Era? Did humans live during the Mesozoic Era? If no, in what era did they appear? What types of fossils were found from Precambrian Time? Would Precambrian Time have a lot of fossil? Why or Why not? Paleozoic is known as the Age of _____________________________ ______.Mesozoic is known as the Age of ________________________________________.Cenozoic is known as the Age of _________________________________.Identify the following as either being a period, eon, epoch, or era.Triassic Tertiary Mesozoic Proterozoic Eocene Name the division or the basic units of the geologic time in the order from the largest to the smallest. Explain an Ice Age. What is the oldest Era? What is the youngest Era? What was the 1st life form to appear on Earth? What is the longest division of time and What is the shortest division of time? What are the current divisions of time that we are living in? (Eons, eras, periods, & epochs)What caused dinosaurs to become extinct?Complete the following chart.Precambrian TimePaleozoic EraMesozoic EraCenozoic Era1st AppearedBecome DominantUse the Geologic Time Scale to answer the following questions.-114300355600043180013525517. What was the 2nd vertebrate to appear? 18. In what period did the Himalayas Mountains form?19. How long did the Jurassic period last? 20. In what Era did reptiles appear? 0017. What was the 2nd vertebrate to appear? 18. In what period did the Himalayas Mountains form?19. How long did the Jurassic period last? 20. In what Era did reptiles appear? ................
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