Documents 2 Theories show Earth was created 4.5 BILLION years ago “Lucy” is 3.2 million years old Recorded...

Copyright © by Houghton Mifflin Company. All rights reserved. * Theories show Earth was created 4.5 BILLION years ago âLucyâ is 3.2 million years old Recorded history…

Documents THE ORIGINS OF CIVILIZATION. Early Forms of Man Hominids Human-like creatures that walk upright...

THE ORIGINS OF CIVILIZATION Early Forms of Man Hominids Human-like creatures that walk upright Appear about 4 million years ago “Lucy” found in Ethiopia, about 3.5 million…