What is a substance that lies between or above other things?
100
Water
What did they fight over?
100
Spring
What is the season where rain and melted snow flow into the Tigris and Euphrates river?
200
Silt
What is a word for fine particles of rock?
200
Bloodshed
What do water disputes usually lead to?
200
Levee
What is the object that prevents a river from flooding?
300
Levee
What is a wall of earth built to prevent flooding?
300
They built strong walls encompassing their cities.
What is a way the Sumerians protected their cities from hostile neighboring communities?
300
They dug canals to shape the water's path and constructed dams on the river to block the river and make it collect in built pools that are known as reservoirs.
How did the Sumerians manage to control water?
300
Northern Mesopotamia
Where are the Zagros Mountains located?
400
Mesopotamia
What is a geographic area located between the Tigris and Euphrates rivers in ancient times?
400
Mud bricks baked in the sun, and a moat to keep out enemies
What is the material that the walls surrounding the Sumerian cities were made of?
400
Supplying land with water
What is irrigation?
500
Sumer
What is an area in southern Mesopotamia where cities first originated?
500
City-state
What is the city of Sumer known as?
500
There are floods during the spring, but the rest of the year, the soil is dry and hard, with hot, strong winds, and lots of dust.