GEOLOGY
PALEONTOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Epoch
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Era
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Evolution
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Period
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Detailed explanation-1: -The Geologic Time Scale is divided into several large units of time, including eons, eras, periods, and epochs. The largest unit of time is the eon, which is divided into eras. Eras are further divided into periods, and periods are divided into epochs.
Detailed explanation-2: -Vocabulary: eon = The largest unit of time. era = A unit of time shorter than an eon but longer than a period. period = A unit of time shorter than an era but longer than epoch.
Detailed explanation-3: -Epoch: This is the smallest unit of geologic time. An Epoch lasts several million years.
Detailed explanation-4: -The geologic time scale is divided into (from longest to shortest): eons, eras, periods, epochs and ages.
Detailed explanation-5: -Standard 8-2.4: Recognize the relationship among the units-era, epoch, and period-into which the geologic time scale is divided. ✓ Epochs: Shortest subdivision; marked by differences in life forms and can vary from continent to continent.