2. Geologic Time

Geologic Timescale — Quiz

Test your understanding of geologic timescale with 5 practice questions.

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Practice Questions

Question 1

Which principle of relative dating states that rock layers containing the same fossils are of the same age?

Question 2

The development of the geologic timescale was significantly aided by the study of which of the following?

Question 3

What is the term for a period of Earth's history characterized by widespread glacial coverage and significantly colder global temperatures?

Question 4

Which of the following is a key characteristic of the Hadean Eon?

Question 5

The concept of 'uniformitarianism' is a fundamental principle in geology. Which of the following best describes this concept?