Geological time scale

123456789
Across
  1. 3. Standard division of earth history based on major geologic events and life forms
  2. 4. a period in Time
  3. 7. (66 million years ago until today) means 'recent life. ' During this era, plants and animals look most like those on Earth today. Periods of the Cenozoic Era are split into even smaller parts known as Epochs, so you will see even more signposts in this Era. Cenozoic signposts are colored yellow.
  4. 8. Largest division of geologic time
  5. 9. A uint of geologic time that includes two or more periods
Down
  1. 1. A sub of geologic time that is longer than age but shorter than a period
  2. 2. the action or process of classifying something according to shared qualities or characteristics.
  3. 5. relating to or denoting the era between the Paleozoic and Cenozoic eras, comprising the Triassic, Jurassic, and Cretaceous periods.
  4. 6. has to do with time scale