chapter 9

  1. geologic column
    a Geologic column represents a timeline of earths history
  2. Eras
    is divided into smaller units of geologic time called era
  3. epochs
    periods into shorter timr units are
  4. Periods
    eras are divided into shorter time units called periods
Author
kyle
ID
267320
Card Set
chapter 9
Description
chapter9
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