history chpt. one vocab Flashcards
A 100,000 years ago the Earth began to cool gradually, entering what scientists called a period of glaciation
Ice ages
Scientists rely on ……. To determine how old objects are.
Radiocarbon dating
Huge ice sheets
Glaciers
People who continually moved from place to place
Nomads
9,000-10,000 years ago when early Americans learned how to plant and raise crops
Agricultural Revolution
Known as corn today
Maize
A highly organized society marked by trade, government, the arts, science, and often a written language
Civilization
Volcanic glass
Obsidian
An Anasazi made circular ceremonial room
Kivas
Large housing structures; multi-story with Adobe cut stone and long passageways; built for the Anasazi
Pueblos
The pueblo people thought a …… Was a good spirit
Kachina
Cut down parts of the forest and then burn the cleared land so that the ashes would enrich the soil and make it more fertile
Slash-and-burn agriculture
Large rectangular houses with barrel shaped roofs covered in bark
Long houses
Conical or dome shaped and were made using bent poles covered with hides or bark
Wigwams
Extended families; Iroquoian peoples lived in these
Kinship groups