Across
- 2. much of the earth's water froze into huge sheets of ice
- 4. the group of people that designed and built canals to carry water from rivers to the desert where they live
- 6. this group of people move to seek food
- 10. a period when temperatures dropped sharply
- 11. also known as "Palace of the Gods"
- 12. a shiny volcanic stone used to make polished mirrors and basalt to carve gigantic stone heads
- 15. the group of people that invaded Tula and captured them in A.D. 1200
Down
- 1. provide meat, clothing, bones for tools
- 3. ice froze and the sea fell, an area of dry land was exposed between Asia and Alaska
- 5. first civilization appeared in Americas, lasted 800 years
- 7. also known as corn
- 8. this group of people built civilization in steamy rain forest of Yacatan Peninsula
- 9. built the city Tula which is located in Northwest Mexico is today
- 13. this term means animals disappeared from the earth when ice age ended
- 14. founded Cuzco in A.D. 1100 and made it their capital