small particles of rock, minerals and soil carried in water

a wall or barrier bult to prevent flooding

a self-governing city that controls the land around it

the religious belief in many gods

the system of how people interact and live together in a community

a Mesopotamian temple with a pyramid shape and staircase on the outside walls

a carriage with two or four wheels, pulled by horses or other animals

a tall, thin grass used to draw on clay tablets

an ancient form of writing that used symbols carved into wet clay tablets

a person whose job is copying written information

a group of countries or territories controlled by a single leader

a series of rulers who are all from the same family

payment of money or goods to a ruler from conquered people

a long, complex tale that tells the stories of a hero's adventures