CPSC wk 3 d2

Maya Civilization

A civilization that existed from 250-900 AD, known for their reliance on water sources and agricultural practices.

Cenote

Craters of water used by the Maya civilization as a source of water, including their own creation called Chultuns.

Fluctuation in the weather

The Maya civilization experienced periods of low rainfall and droughts, leading to water scarcity and agricultural challenges.

Demise of the Maya

The lack of water, pollution of cenotes, and theories such as peasant revolt, abuse of agricultural land, climate change, and overpopulation contributed to the decline of the Maya civilization.

Native American Culture

The culture of indigenous peoples in America, characterized by practices such as picking sunflowers and the cultivation of three major crops.

Three Major Crops

The three main crops cultivated by Native Americans were squash and pumpkins, beans, and maize.

Nitrogen

A vital element required by living organisms for the synthesis of amino acids, proteins, and other organic compounds.

Nitrogen Cycle

The process by which nitrogen is converted into usable forms by fixing bacteria, nitrite-forming bacteria, and other bacteria.

Amino Acids

Building blocks of proteins, with nine essential amino acids that must be obtained from the diet.

Native American Agricultural Complex

A complex system of agriculture practiced by Native Americans, involving land clearing, storage of food, communal ownership, and individual control of gardens and fields.

Land Hoarding

The prevention of individuals from accumulating land for personal wealth and status within the Native American agricultural complex.