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AZ-Earth and Space Science A
Geologic Time
Question 1
1
Assignment
Multiple Choice
Geologic Time
Question 1 • AZ-Earth and Space Science A
How are eras and periods of the geologic time scale named?
Answer
A
They are named for the places where geologists first described rocks or fossils from that time.
B
Their names are based on the names of scientists who discovered the rocks and fossils.
C
They are named after plants and animals that lived during that time.
D
Their names are based on the number of centuries within that length of time.
Question 1
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