Geologic Time Scale Exploration
Explore the vastness of Earth's history with this worksheet on the Geologic Time Scale, designed for 6th-grade science students.
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Geologic Time Scale Exploration
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Read each question carefully and provide your best answer based on your understanding of the Geologic Time Scale.
1. What is the largest division of time on the Geologic Time Scale?
Era
Period
Eon
Epoch
2. Which era is known as the 'Age of Dinosaurs'?
Paleozoic
Mesozoic
Cenozoic
Precambrian
3. The Geologic Time Scale is a record of Earth's history from its origin to the .
4. Scientists use and to divide the Geologic Time Scale into smaller units.
5. The Cenozoic Era is the era in which we currently live.
True
False
6. The Precambrian Eon represents only a small fraction of Earth's history.
True
False
7. Explain why the Geologic Time Scale is important for understanding Earth's history.
8. Describe one major event that occurred during the Paleozoic Era.
Use the words below to complete the sentences.
9. The largest divisions of time on the Geologic Time Scale are called .
10. Evidence from helps scientists understand ancient life forms.