Which of the following is correct in regards to the geologic time scale?
A)An epoch is composed of one or more periods.
B)The largest defined unit is an eon or,according to some,a supereon.
C)An era is the smallest unit of geologic time.
D)Every period is composed of 2 epochs.
E)Boundaries between geologic time spans are based on equal interval divisions.

Question

Quizplus · Accepted Answer

The largest defined unit in the geologic time scale is indeed an eon, with some classifications also recognizing a supereon as a larger or comparable unit. This reflects the hierarchical structure of geologic time from largest to smallest units.

Which of the Following Is Correct in Regards to the Geologic