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Unformatted text preview: XXXX, XXXX (3 points) OLDEST YOUNGEST 3. What geological eon comes immediately before the XXXX? (1 point) 4. What geological period comes immediately before the XXXX? (1 point) 5. What geological period comes directly after the XXXX? (1 point) 6. What is the radiometric age (in millions of years) for the beginning of the XXXX? (1 point)...
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This note was uploaded on 04/27/2008 for the course EART 7 taught by Professor Clapham during the Fall '08 term at UCSC.
- Fall '08