Houghton Mifflin Social Studies
Chapter 15, Lesson 1: Origins (pp. 396-399)
I. Migrants from Asia
B. Archaeologists have traced the path of the early migrants by studying ancient bones and artifacts.
II. Early Hunter-Gatherers
B. They obtained food by hunting wild animals and gathering wild plants.
C. By about 8,000 B.C. the big game animals died out.
III. Early Farmers
B. People gradually learned to farm and to domesticate wild animals.
C. Some people developed specialties and traded tasks with their neighbors.
Lesson at a Glance Outline
A. Historians believe that the first people in the Americas migrated from Asia across the Bering land bridge.
A. Early migrants made stone tools and weapons.
A. Hunter-gatherers adapted to their changing environment by adopting a more settled way of life.
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