The Northern part of Mesopotamia is----- and gets a lot of ----
It´s hilly and gets a lot of rain.
One of the areas that had good conditions for growing crops was the rolling foothills of the-----------
Zagros Mountains
What causes the Tigris and Euphrates rivers to flood in the spring?
Rain and melted snow from the mountains flowed into the Tigris and Euphrates rivers
As Sumerian cities grew, they fought over the right to use more-------.
Water.
What had forced settlers in Mesopotamia to move from the foothills down to the river valley?
Food shortages
The sun beat down fiercely on the plains between the --------- and the ---------.
Tigris River and the Euphrates River.
Over several thousand years, these good conditions allowed the number of people in Mesopotamia to------
Grow dramatically
Faced with such dramatic seasonal changes, why were farmer constantly struggling to raise crops?
Why did the plain provide no natural barriers?
There were no mountains or rushing rivers.
The irrigation system crossed village boundaries, so the Sumerians had to-------------.
Cooperate with one another.
The Mesopotamian´s were-------
Farmers
Then problems arose. Some historians believe that by 5000 B.C.E., farmers in the Zagros foothills did not have enough ------ to grow food for the increasing population.
Land
Sumerian farmers began creating for their fields.
Irrigation systems
What did the Sumerians construct walls out of.
What did Sumerians do to defend themselves.
They built walls and dug moats.
For most of the year the soil was hard and dry.
hard and dry
Driven by the need to -------, people moved out of the foothills and onto the plains.
Grow food
When the land was dry, what did farmers do to the levees?
They poked hole in them to allow water to come through.
Where did the houses and farms lie with the walls.
Houses lay within the walled cities and farms lay outside.
What led City-states to fight one another.
Need for water.
Mesopotamian´s faced four major problems as they attempted to survive in this environment, what were they.
Below the foothills and to the south, the Euphrates and Tigris rivers ran through -------.
Flat plains
What were the three things farmers created in order to control the water supply?
They built dams, levees, and canals.
The walled cities of Sumer were like independent countries. Historians call them -------.
City-states
A basic challenge for any group of people is how to -----------.
How to provide food for themselves.