GEOLOGIC TIME SPAN Crossword Clue
The most common solution for the crossword clue "GEOLOGIC TIME SPAN" are AEON with 4 letters.
GEOLOGIC TIME SPAN Crossword Clue
The most common solution for the crossword clue "GEOLOGIC TIME SPAN" are AEON with 4 letters.
We know 2 solutions for: GEOLOGIC TIME SPAN
Crossword Puzzle Infos
Geologic time spans are divided into two categories: aeons and eras. An AEON is the longest division of geological time, lasting hundreds of millions of years, while an ERA is a shorter period of time, lasting tens of millions of years. Geologic time spans are used to measure the age of rocks and fossils, and to understand the history of Earth's development.