| A | B |
| terraces | Inca farms carved into steep mountainsides |
| human sacrifices | Aztec used _____ __________ to please their gods |
| calendar | Maya created this with 365-day accuracy |
| number system | The Maya created an advanced way of counting or ______ ______. |
| Inca | ruled more than 10 million people living in coastal deserts, lowland jungles, and high mountains |
| Texcoco | The Aztec built their capital on an island in Lake _______ . |
| medicines | The Inca developed many _________ and performed successful brain surgery. |
| roads | The Inca connected their vast empire with more than 19,000 miles of this. |
| floating gardens | The Aztec grew crops on _______ _______ . |
| Maya | abandoned their cities around the year 850 |
| hieroglyphics | system of writing that uses pictures to represent words and ideas |
| civilization | cities, well-organized government, complex religion, social classes, and specialized jobs & skills |
| Mayan | early civilization in the rainforests of present day southern Mexico & Guatemala |
| Tikal | great Mayan city |
| priests | wealthy & powerful, top of Mayan society |
| zero | mathematical concept developed by the Mayan |
| astronomy | Mayans studied this and mathematics to develop a highly accurate calendar. |
| wanderers | describes early Aztec as they searched for food |
| Tenochtitlan | a great Aztec island city in Lake Texcoco |
| canals | Aztec dug these and filled in parts of the lake to create farmland |
| Aztecs | conquered neighboring peoples & adopted many ideas & beliefs |
| calendars | used to know planting & harvesting times |
| Emperor | Aztec ruler had absolute power almost like a god |
| revolts | resulted from the Aztec's high taxes and demand for human sacrifices |
| Inca | united the largest empire in the Americas |
| Andes | steep mountain range along the western coast of South America, home of the Inca |
| Cuzco | Incan capital city, high in the Andes |
| Sapa Inca | Emperor who controlled all land & riches |
| warehouses | Inca storage places for surplus or extra food for times of sickness or famine |
| Machu Picchu | beautifully engineered ancient Incan stone city containing temple & fortress |
| runners | Incan messengers who travelled quickly with royal commands & news |
| quinine | medicine to treat malaria developed by the Inca |
| anesthetics | medicines to lessen pain developed by the Inca |
| sun god | Incas believed their emperor descended from the ___ ___ |
| Spain | invaders from this European country conquered the Inca, who were weakened by Civil War & disease |