surplus
more than what is needed to support oneself
a supply of something that can be used as needed
resource
nomad
a person who moves often in search of food
hieroglyphic
observatory
a building used for observing the sky
beliefs, customs, and practices of a group of people
culture
people's beliefs and practices about the existence, nature, and worship of a god or gods
religion
a person who lives by hunting animals and gathering plants
hunter-gatherer
2 resources from volcanic area
obsidian and fertile soil
a complex society that has cities, government, and specialized workers
a civilization
the system that a community uses to produce and distribute goods and services
an economy
a quetzal
a colorful tropical bird with features that were valuable for trade
the belief that the natural world is full of spirits
animism
to change the growth of plants or behavior of animals in ways that are useful to humans
domesticate
2 major achievements of mayan people
astronomy and mathematics (the number 0)