Which geologic time span covers

Which geologic time span covers the majority of Earth’s history?Paleozoic Cenozoic Precambrian Mesozoic
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Which geologic time span covers the majority of Earth’s history?Precambrian Paleozoic Cenozoic Mesozoic
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Which is not a factor in a fossil organism being useful as an index fossil?It must be widespread geographically. It must have
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Which is not a factor in a fossil organism being useful as an index fossil?It must be limited to a short span of geologic time.
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which geologic era had the shorest time span and the longest time span?1) Longest = paleozoic 20 shortest = cenozoic Is this
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2. asked by Abbey
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How is the geologic time scale different from time scales that show human activities or accomplishments?A. The units of geologic
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Which makes up the smallest span in the Geologic Time Scale?a. Mesozoic era b. Paleozoic era c. Cenozoic era d. Precambrian Time
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2. asked by me
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Which makes up the smallest span in the Geologic Time Scale?Cenozoic era Mesozoic era Precambrian Time Paleozoic era
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What is Precambrian time?the span of time between the Hadean and Proterozoic eons the span of time from Earth’s formation to
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Studies of sedimentary rocks and fossils have helped scientists understand the history of Earth.How is geologic time organized
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2. asked by heavenly
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