5 Questions
Based on radiometric dating of meteorites and Earth rocks, the age of the Earth is approximately how many billion years?
4.54 billion years
Which of the following is not a division used in the geologic time scale?
Aeon
What does the principle of Uniformitarianism posit?
Geological processes have operated similarly throughout Earth's history
Which type of plate boundary involves plates moving apart?
Divergent
What is the purpose of dividing Earth's history into eons, eras, periods, and epochs?
To understand the chronological order of Earth's past
How well do you know geological facts? Test your knowledge with this quiz that covers topics such as the age of the Earth, geologic time scale divisions, and more. Challenge yourself and see how much you can score!
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