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Africa has many _________ that form __________ or ___________ that cause problems for boats and allowed few harbors.
Rivers; waterfalls; rapids
True or False: Africa has low plateaus and lowlands near the coast.
False: They had high plateaus and lowlands near the coast.
What two thing did Mayan kings perform?
They decided when to ally or fight with city-states and how to allocate crops and taxes from the people.
What do Olmec heads say about Olmec civilization?
Rulers were able to mobilize people for labor projects.
What did the Olmecs possibly give to Mayan and Teotihuacan that makes it a "mother culture?
Their calendar, writing system, and pyramids
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