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drelog drelog
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Posts: 2711
8 years ago
Different periods of the geologic time scale are different in length.  Why?
A) Early geologists made mistakes, but it was easier to retain the terminology in the time scale.
B) The geologists who developed the time scale did not care about absolute ages.
C) The time scale was developed ad hoc, as a relative time scale based on rocks and fossil succession with no reference to absolute time when it was developed.
D) None of the above
Textbook 
Earth Science

Earth Science


Edition: 14th
Authors:
Read 340 times
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PulsaPulsa
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Posts: 1845
8 years ago
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drelog Author
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8 years ago
Everything checks out, respect
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