31. First Americans

Scientist know exactly how the first humans arrived in the Americas.

• True
• False

What are the two migrations theories that scientists support regarding human migration to the Americas? (Pick two)

• The Ice-Bridge Theory
• The Coastal Migration Theory
• The Land-Bridge Theory
• The Glacier Formation Theory

Which early American civilization was made up of city-states, each with their own ruler?

• Olmec
• Maya
• Aztec
• Inca

Which was the first early American civilization?

• Olmec
• Maya
• Aztec
• Inca

Causeways, canals and floating gardens are all examples of

• Aztecs modifying their environment.
• Military advancements of the Inca.
• Reasons why the Spanish were able to defeat the Maya
• Polytheism

The Templo Mayor is now buried under what modern-day city?

• Tenochtitlan
• Mexico City
• South America
• Los Angeles

How did the invention of farming change human history?

• Humans needed to hunt and gather more.
• Companies like John Deere became more profitable.
• Humans were able to stay in one place, leading to settlements and eventually civilizations.
• People began growing more varieties of tomatoes.

What advancement in mathematics did the Maya make?

• Creation of a number system
• First to think of the concept of zero
• Both of the above
• None of the above.

"At the peak of the Maya civilization, the capitals of these states were major urban centers." Which of the following can be found in an urban center?

• Dense foliage
• Large tracts of farmland
• A few thatched homes
• Many people living close together

Which two letters need to be switched to make this chart correct?

• A and E
• C and E
• B and C
• C and D