Scientists believe the first people in America may have crossed over a land bridge called:
Some of the ways Native Americans came to the Americas are:
walking over the land bridge and sailing from island to island.
The first Americans lived in ___________ and ______________ cultures.
hunting and gathering
What type of food became a main food source?
This factor contributed to the building of permanent villages:
Stable food supply
This Native American tribe thrived along the Gulf of Mexico and set up a network of trade routes and constructed earthen mounds shaped like pyramids.
Which one of these is a feature of a civilization?
cities that are centers of trade
specialized jobs for different people
organized forms of government
From artifacts, archaeologists know that the ______________ had an accurate yearly calendar.
The _______________ altered their dry environment by digging hundreds of miles of canals to carry river water to their crops.
The Hohokam raised ________, __________, and ____________.
corn, beans, and squash
The ________________ built houses with hundreds of rooms and many stories.
The two oldest Mound Builder societies were the___________ and the __________.
Adena and the Hopewell
The Mound Builders had a large __________ stretching from the Atlantic to the Rocky Mountains.
This factor shaped each Native American tribe's economy, technology, and religion.
Native Americans based their economy on __________.
The ____________ and the _____________ were peoples of the far North.
Aleut and the Inuit
Northwest Coast groups such as the ___________ and _________ had a special ceremony- the potlatch.
Kwakiutl and Haida
People living in California, the Columbia Plateau, and the Great Basin existed by _________ and ____________.
hunting and gathering
Which two things helped the Aztecs become a strong empire?
Building an irrigation system in swamps and conquoring their neighbors
The Aztec's most important ritual involved _______________________.
feeding their sun god sacrificed prisoners of war.
What was one technique Plains Indians used to hunt bison?
Herding them off a cliff
By a.d. 1500, __________ had linked Africa with the rest of the world for many centuries.
______________ became the first West African kingdom to grow rich through trade.
Ghana prospered by controlling trade in _________ and __________.
salt and gold
Mali's first great ruler was ____________.
This West African Kingdom had taken over most of Ghana's territory and became West Africa's most powerful state.