Explore BrainMass

Major Eras of Earth History

This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

Fill in the chart below describing the major eras of earth history:

Era | Time range | Geologic events | Life forms | Dominant life form

Precambrian |
Paleozoic |
Mesozoic |
Cenozoic |

© BrainMass Inc. brainmass.com March 22, 2019, 12:45 am ad1c9bdddf

Solution Summary

This solution looks at the major eras of earth history, including the time range, geologic events, life forms and dominant life form for each of the four eras.