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Chapter 2 The First Americans. Vocabulary Preview. Agriculture Clan Irrigation nomad. Ancient Americans. People Arrive in the Americas Main Idea : People began arriving in the Americas around 27,000 years ago (BP – Before Present)
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Vocabulary Preview Agriculture Clan Irrigation nomad
Ancient Americans People Arrive in the Americas Main Idea: People began arriving in the Americas around 27,000 years ago (BP – Before Present) BC – “Before Christ” 0AD – “Anno Domini”
Beringia • The land bridge that people crossed. • glacier
Migrating Animals • Woolly Mammoth Paleo – Indian hunters
Civilizations Develop • Main Idea: Farming led to villages, more people, and civilizations. • Hunter and gatherers • Farmers (agriculture)
The Mound Builders • Cahokia (Illinois) • Adena and Hopewell (Ohio River Valley)
Cliff Dwellers • Pueblo Bonito (New Mexico) Mesa Verde (Colorado)
The Aztecs • Tenochtitlan